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Cappelli C, Franco F, Pirola I, Gandossi E, Marini F, Di Lodovico E, Casella C, Lombardi D, Cristiano A, Ferlin A, Castellano M. Radiofrequency ablation of functioning and non-functioning thyroid nodules: a single institution 12-month survey. J Endocrinol Invest 2020; 43:477-482. [PMID: 31654311 DOI: 10.1007/s40618-019-01132-4] [Citation(s) in RCA: 23] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/27/2019] [Accepted: 10/16/2019] [Indexed: 02/08/2023]
Abstract
PURPOSE Radiofrequency (RF) treatment has played an increasing role in the management of benign thyroid nodules in recent years. The aim of this retrospective study was to evaluate the efficacy of RF treatment on volume reduction in functioning and non-functioning thyroid nodules. PATIENTS AND METHODS We reviewed the medical records of patients who had thyroid nodule RF ablation at our department between August 2017 and May 2018. Patients underwent a periodical follow-up with ultrasound examinations and thyroid function tests at 1, 3, 6 and 12 months from RF. Complications were assessed using the reporting standards of Interventional societies. RESULTS 43 patients were submitted to thyroid nodule RF ablation treatment. Patients were subdivided into two groups, those with functioning (17 patients) or non-functioning nodules. At baseline (i.e. pre-RF treatment), the two groups of patients were superimposable for gender, age, BMI, nodule volume and maximum nodule diameter. The volume reduction of all 43 nodules was 69.1 ± 17.3% (range 26.0-94.5%) with no difference between functioning and non-functioning lesions (72.9 ± 18.1% vs 66.7 ± 16.7%, p = 0.254). A total energy delivered per nodule was 16.5 ± 6.8 kJ, with no difference between functioning and non-functioning lesions (14.5 ± 7.2 kJ vs. 18.2 ± 6.3 kJ, p = 0.083, respectively). No major complications were observed. CONCLUSIONS Radiofrequency ablation is a clinically effective and safe outpatient treatment in patients with benign nodules. In particular, we showed that a single treatment is effective in restoring euthyroidism in patients with autonomously functioning thyroid nodules.
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Affiliation(s)
- C Cappelli
- Department of Clinical and Experimental Sciences, SSD Medicina ad indirizzo Endocrino-metabolico, University of Brescia, ASST Spedali Civili di Brescia, 25123, Brescia, Italy.
| | - F Franco
- Department of Radiology, ASST Spedali Civili di Brescia, 25123, Brescia, Italy
| | - I Pirola
- Department of Clinical and Experimental Sciences, SSD Medicina ad indirizzo Endocrino-metabolico, University of Brescia, ASST Spedali Civili di Brescia, 25123, Brescia, Italy
| | - E Gandossi
- Department of Clinical and Experimental Sciences, SSD Medicina ad indirizzo Endocrino-metabolico, University of Brescia, ASST Spedali Civili di Brescia, 25123, Brescia, Italy
| | - F Marini
- Department of Clinical and Experimental Sciences, SSD Medicina ad indirizzo Endocrino-metabolico, University of Brescia, ASST Spedali Civili di Brescia, 25123, Brescia, Italy
| | - E Di Lodovico
- Department of Clinical and Experimental Sciences, SSD Medicina ad indirizzo Endocrino-metabolico, University of Brescia, ASST Spedali Civili di Brescia, 25123, Brescia, Italy
| | - C Casella
- 3rd Division of General Surgery, Department of Molecular and Translational Medicine, University of Brescia, ASST Spedali Civili di Brescia, 25123, Brescia, Italy
| | - D Lombardi
- Department of Otorhinolaryngology, Spedali Civili di Brescia, 25123, Brescia, Italy
| | - A Cristiano
- Department of Clinical and Experimental Sciences, SSD Medicina ad indirizzo Endocrino-metabolico, University of Brescia, ASST Spedali Civili di Brescia, 25123, Brescia, Italy
| | - A Ferlin
- Department of Clinical and Experimental Sciences, SSD Medicina ad indirizzo Endocrino-metabolico, University of Brescia, ASST Spedali Civili di Brescia, 25123, Brescia, Italy
| | - M Castellano
- Department of Clinical and Experimental Sciences, SSD Medicina ad indirizzo Endocrino-metabolico, University of Brescia, ASST Spedali Civili di Brescia, 25123, Brescia, Italy
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Feldkamp J, Grünwald F, Luster M, Lorenz K, Vorländer C, Führer D. Non-Surgical and Non-Radioiodine Techniques for Ablation of Benign Thyroid Nodules: Consensus Statement and Recommendation. Exp Clin Endocrinol Diabetes 2020; 128:687-692. [PMID: 31910466 DOI: 10.1055/a-1075-2025] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
Thyroid nodules and cysts are frequently diagnosed in Germany with a prevalence of about 20% in young adults reaching up to 70% in older adults. Surgery is the standard treatment of symptomatic nodules, nodules with suspicion of malignancy and thyroid cancer. Radioiodine treatment is applied for autonomously functioning nodules. During the last years new non-surgical and non-radioiodine techniques have been introduced to treat thyroid nodules. These techniques include ethanol/polidocanol treatment, radiofrequency, microwave, and laser ablation, and high frequency ultrasound ablation. A significant reduction in nodule size could be documented for these techniques in several studies, but long-term outcome data are missing. Until now, there is no general consensus regarding the appropriate indications for these methods. For this reason, the Thyroid Section (German Society for Endocrinology), the Thyroid Working Committee (German Society for Nuclear Medicine), and the German Association of Endocrine Surgeons (CAEK) for the German Society of General and Visceral Surgery (DGAV) reviewed the respective literature, discussed the pro and cons and developed a consensus statement and recommendation to help physicians and patients in their decision making.
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Affiliation(s)
- Joachim Feldkamp
- Department of General Internal Medicine, Endocrinology and Diabetes, Infectious Diseases, Klinikum Bielefeld, Bielefeld, Germany
| | - F Grünwald
- Department of Nuclear Medicine, Johann Wolfgang Goethe University Hospital Frankfurt, Frankfurt am Main, Germany
| | - Markus Luster
- Department of Nuclear Medicine, University Hospital Marburg, Marburg, Germany
| | - Kerstin Lorenz
- Departments of Visceral, Vascular and Endocrine Surgery, University Hospital Martin Luther University Halle-Wittenberg, Halle (Saale), Germany
| | - Christian Vorländer
- Department of Endocrine Surgery, Bürgerhospital Frankfurt, Frankfurt am Main, Germany
| | - Dagmar Führer
- Department of Endocrinology, Diabetes and Metabolism, University Hospital Essen, Essen, Germany
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Yao Z, Wu T, Zheng B, Tan L, Lian Y, Liu B, Ren J. A Novel Strategy for Single-Session Ultrasound-Guided Radiofrequency Ablation of Large Benign Thyroid Nodules: A Pilot Cohort Study. Front Endocrinol (Lausanne) 2020; 11:560508. [PMID: 33117279 PMCID: PMC7575788 DOI: 10.3389/fendo.2020.560508] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/09/2020] [Accepted: 09/03/2020] [Indexed: 12/11/2022] Open
Abstract
Background: Ultrasound-guided radiofrequency ablation (RFA) of thyroid nodules (TNs) is a minimally invasive procedure that has been widely used to induce volume reduction in symptomatic solid benign TNs. The goal of this study was to investigate a novel therapeutic approach for single-session ablation of large thyroid nodules (LTNs, vol > 20 ml). Methods: We performed a pilot cohort study of 21 patients with symptomatic solid benign LTNs (vol > 20 ml), who accepted ultrasound-guided RFA treatment between September 2018 and November 2019. RFA was performed using an 18-gauge internally cooled electrode with ultrasonographic guidance in a single session combined with intraoperative hydrodissection and immediate contrast-enhanced ultrasound (CEUS) to optimize safety and efficacy. Nodule volume was evaluated before ablation and at 1, 3, and 6 months after initial ablation, and all patients were asked to assess the cosmetic score (from 1 to 4) and symptom score (from 0 to 10) before ablation and at every follow-up after ablation. Results: At the 6 month follow-up, there was significant nodule volume reduction, from 27.49 ml ± 7.9 (standard deviation) to 3.82 ml ± 5.02 (p = 0.001). Cosmetic signs (p = 0.001) and pressure symptoms (p = 0.001) were significantly improved. All patients underwent RFA without any major complications, and very few patients developed a change in voice (2/21). However, the changes subsided within 1 month. Almost half of the patients received an additional RFA (11/21) treatment to achieve complete ablation on the intraoperative immediate CEUS evaluation. Conclusion: RFA is effective for treating LTNs (vol > 20 ml) and controlling clinical symptoms with a low complication rate. Patients were satisfied with cosmetic sign and pressure symptom improvement. The intraoperative hydrodissection and immediate CEUS represent a novel therapeutic approach for single-session ablation of LTNs.
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Affiliation(s)
- Zhicheng Yao
- Department of General Surgery, Third Affiliated Hospital of Sun Yat-sen University, Guangzhou, China
| | - Tao Wu
- Department of Interventional Ultrasound, Third Affiliated Hospital of Sun Yat-sen University, Guangzhou, China
| | - Bowen Zheng
- Department of Interventional Ultrasound, Third Affiliated Hospital of Sun Yat-sen University, Guangzhou, China
| | - Lei Tan
- Department of Interventional Ultrasound, Third Affiliated Hospital of Sun Yat-sen University, Guangzhou, China
| | - Yufan Lian
- Department of Interventional Ultrasound, Third Affiliated Hospital of Sun Yat-sen University, Guangzhou, China
| | - Bo Liu
- Department of General Surgery, Third Affiliated Hospital of Sun Yat-sen University, Guangzhou, China
- *Correspondence: Bo Liu
| | - Jie Ren
- Department of Interventional Ultrasound, Third Affiliated Hospital of Sun Yat-sen University, Guangzhou, China
- Jie Ren
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Cesareo R, Palermo A, Pasqualini V, Manfrini S, Trimboli P, Stacul F, Fabris B, Bernardi S. Radiofrequency Ablation on Autonomously Functioning Thyroid Nodules: A Critical Appraisal and Review of the Literature. Front Endocrinol (Lausanne) 2020; 11:317. [PMID: 32528412 PMCID: PMC7256164 DOI: 10.3389/fendo.2020.00317] [Citation(s) in RCA: 29] [Impact Index Per Article: 7.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/23/2020] [Accepted: 04/24/2020] [Indexed: 01/23/2023] Open
Abstract
Background: Thyroid nodules are an extremely common occurrence, as their prevalence in the general population is estimated to range between 50 and 70%. Some of these nodules are autonomously functioning such that they can cause hyperthyroidism over time. In this case, surgery and radioiodine represent the standard of care. Nevertheless, patients might have contraindications or be unwilling to undergo these treatments. Minimally-invasive ultrasound-guided techniques, such as laser and radiofrequency ablation (RFA), have been recently introduced into clinical practice as an alternative treatment for symptomatic benign thyroid nodules. Due to their efficacy and tolerability, these techniques have become increasingly available and their usage has been extended also to autonomously functioning thyroid nodules (AFTN). Methods: In this narrative review, we will describe the studies reporting the therapeutic effects of RFA on AFTN, the studies reporting how RFA compares to the other treatment modalities, as well as the current indications for the use of RFA in patients with AFTN. For this purpose, a comprehensive literature search was independently conducted by three investigators on PubMed, EMBASE, and the Cochrane Library from inception up to February 2020 to identify published articles concerning the effects of RFA on AFTN. Results and Conclusions: Current consensus statements and guidelines support the notion that RFA should be regarded as a first-line therapy for non-functioning benign thyroid nodules, while it remains a valid second-line option for AFTN treatment in case of contraindications or patient unwillingness to undergo surgery or radioiodine.
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Affiliation(s)
- Roberto Cesareo
- Unit of Metabolic Diseases, S. M. Goretti Hospital, Latina, Italy
| | - Andrea Palermo
- Unit of Endocrinology and Diabetes, Campus Bio-Medico University, Rome, Italy
| | | | - Silvia Manfrini
- Unit of Endocrinology and Diabetes, Campus Bio-Medico University, Rome, Italy
| | - Pierpaolo Trimboli
- Clinic for Nuclear Medicine and Competence Centre for Thyroid Disease, Imaging Institute of Southern Switzerland, Ente Ospedaliero Cantonale, Bellinzona, Switzerland
- Faculty of Biomedical Sciences, Università di Lugano (USI), Lugano, Switzerland
| | - Fulvio Stacul
- Unit of Radiology (Maggiore Hospital), ASUGI, Trieste, Italy
| | - Bruno Fabris
- Unit of Medicina Clinica (Cattinara Hospital), ASUGI, Trieste, Italy
- Department of Medical Sciences, University of Trieste, Trieste, Italy
| | - Stella Bernardi
- Unit of Medicina Clinica (Cattinara Hospital), ASUGI, Trieste, Italy
- Department of Medical Sciences, University of Trieste, Trieste, Italy
- *Correspondence: Stella Bernardi
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Pace-Asciak P, Russell JO, Shaear M, Tufano RP. Novel Approaches for Treating Autonomously Functioning Thyroid Nodules. Front Endocrinol (Lausanne) 2020; 11:565371. [PMID: 33250857 PMCID: PMC7673400 DOI: 10.3389/fendo.2020.565371] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/25/2020] [Accepted: 10/05/2020] [Indexed: 11/13/2022] Open
Abstract
Benign thyroid nodules are exceedingly common in the adult population. Only a small percentage of nodules are toxic or autonomously functioning thyroid nodules (AFTNs). The options clinicians have for treating the symptoms of hyperthyroidism include anti-thyroidal medications, radioactive iodine, or surgery. Depending on the patient population treated, these options may not be suitable or have inherent risks that are undesirable to the patient. On the other hand, untreated hyperthyroidism can lead to osteoporosis, atrial fibrillation, emotional lability, and neurological consequences. Thus, we present a review of two novel safe and effective approaches for treating AFTN; one surgical (transoral endoscopic thyroid surgery) and one non-surgical (radiofrequency ablation), as a means for expanding our treatment armamentarium.
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Chung SR, Baek JH, Sung JY, Ryu JH, Jung SL. Revisiting Rupture of Benign Thyroid Nodules after Radiofrequency Ablation: Various Types and Imaging Features. Endocrinol Metab (Seoul) 2019; 34:415-421. [PMID: 31884742 PMCID: PMC6935775 DOI: 10.3803/enm.2019.34.4.415] [Citation(s) in RCA: 24] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/02/2019] [Revised: 11/15/2019] [Accepted: 11/29/2019] [Indexed: 12/14/2022] Open
Abstract
BACKGROUND To evaluate the imaging features, clinical manifestations, and prognosis of patients with thyroid nodule rupture after radiofrequency ablation (RFA). METHODS The records of 12 patients who experienced thyroid nodule rupture after RFA at four Korean thyroid centers between March 2010 and July 2017 were retrospectively reviewed. Clinical data evaluated included baseline patient characteristics, treatment methods, initial presenting symptoms, imaging features, treatment, and prognosis. RESULTS The most common symptoms of post-RFA nodule rupture were sudden neck bulging and pain. Based on imaging features, the localization of nodule rupture was classified into three types: anterior, posterolateral, and medial types. The anterior type is the most often, followed by posterolateral and medial type. Eight patients recovered completely after conservative treatment. Four patients who did not improve with conservative management required invasive procedures, including incision and drainage or aspiration. CONCLUSION Thyroid nodule rupture after RFA can be classified into three types based on its localization: anterior, posterolateral, and medial types. Because majority of thyroid nodule ruptures after RFA can be managed conservatively, familiarity with these imaging features is essential in avoiding unnecessary imaging workup or invasive procedures.
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Affiliation(s)
- Sae Rom Chung
- Department of Radiology and the Research Institute of Radiology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
| | - Jung Hwan Baek
- Department of Radiology and the Research Institute of Radiology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea.
| | - Jin Yong Sung
- Department of Radiology and Thyroid Center, Daerim St. Mary's Hospital, Seoul, Korea
| | - Ji Hwa Ryu
- Department of Radiology, Inje University Haeundae Paik Hospital, Inje University College of Medicine, Busan, Korea
| | - So Lyung Jung
- Department of Radiology, Seoul St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea
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Deandrea M, Trimboli P, Garino F, Mormile A, Magliona G, Ramunni MJ, Giovanella L, Limone PP. Long-Term Efficacy of a Single Session of RFA for Benign Thyroid Nodules: A Longitudinal 5-Year Observational Study. J Clin Endocrinol Metab 2019; 104:3751-3756. [PMID: 30860579 DOI: 10.1210/jc.2018-02808] [Citation(s) in RCA: 74] [Impact Index Per Article: 14.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/31/2018] [Accepted: 03/06/2019] [Indexed: 12/25/2022]
Abstract
CONTEXT Radiofrequency ablation (RFA) of benign thyroid nodules has been gaining consensus. However, no solid information on its long-term efficacy is available. OBJECTIVE To analyze the long-term results of single-session RFA. DESIGN Retrospective longitudinal observational study. SETTING Primary care center. PATIENTS OR OTHER PARTICIPANTS Adult outpatients who underwent a single-session RFA and posttreatment follow-up of least 3 years. INTERVENTION Ultrasound-guided RFA was performed after local anesthesia by "moving-shot" technique. RFA was performed with a median power of 55W and a median time of 14 minutes with an internally cooled 18-gauge electrode with an active 10-mm tip. MAIN OUTCOME MEASURES Objective (trend of nodule volume) and subjective (compressive and cosmetic concerns) response to RFA were evaluated. Continuous variables were analyzed by the Wilcoxon and ANOVA test and their correlations by using the Spearman test. Categorical variables were compared by Pearson χ2 test. RESULTS Two hundred and fifteen patients were included. An early significant reduction of nodule volume was found at 1 year, lasting up to 5 years. A 67% nodule shrinkage was observed at the end of the observation period. The best response was recorded in nodules below 10 mL (79% reduction early and 81% at 5 years). Patients' symptoms were significantly reduced. CONCLUSIONS This study, by demonstrating a durable shrinkage of benign thyroid nodules treated by RFA with an improvement of subjective symptoms, establishes the reliability of RFA as alternative to surgery in the management of thyroid nodules, thus representing a remarkable novelty for clinical practice.
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Affiliation(s)
- Maurilio Deandrea
- Endocrinology, Diabetes and Metabolism Department and Center for Thyroid Diseases, A.O. Ordine Mauriziano, Turin, Italy
| | - Pierpaolo Trimboli
- Department of Nuclear Medicine and Thyroid Center, Oncology Institute of Southern Switzerland, Lugano, Switzerland
| | - Francesca Garino
- Endocrinology, Diabetes and Metabolism Department and Center for Thyroid Diseases, A.O. Ordine Mauriziano, Turin, Italy
| | - Alberto Mormile
- Endocrinology, Diabetes and Metabolism Department and Center for Thyroid Diseases, A.O. Ordine Mauriziano, Turin, Italy
| | - Gabriella Magliona
- Endocrinology, Diabetes and Metabolism Department and Center for Thyroid Diseases, A.O. Ordine Mauriziano, Turin, Italy
| | - Maria Josefina Ramunni
- Endocrinology, Diabetes and Metabolism Department and Center for Thyroid Diseases, A.O. Ordine Mauriziano, Turin, Italy
| | - Luca Giovanella
- Department of Nuclear Medicine and Thyroid Center, Oncology Institute of Southern Switzerland, Lugano, Switzerland
| | - Piero Paolo Limone
- Endocrinology, Diabetes and Metabolism Department and Center for Thyroid Diseases, A.O. Ordine Mauriziano, Turin, Italy
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Biamonte E, Solbiati L, Ierace T, Colombo P, Lavezzi E, Mazziotti G, Lania A. Medullary thyroid carcinoma treated with percutaneous ultrasound-guided radiofrequency ablation. Endocrine 2019; 65:515-519. [PMID: 31273680 DOI: 10.1007/s12020-019-01995-w] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/14/2019] [Accepted: 06/23/2019] [Indexed: 02/07/2023]
Abstract
PURPOSE Minimally invasive image-guided thermal ablation has been proposed as alternative to surgery for treatment of benign thyroid nodules and recurrent differentiated thyroid carcinoma. Here, we report for the first time the use of radiofrequency ablation (RFA) in a patient with non-metastatic medullary thyroid carcinoma (MTC) who did not undergo surgery due to high anesthesiological risk. METHODS AND RESULTS A 64-year-old woman was referred to our institution for a routine endocrinological visit. No thyroid-related symptoms were present. She had a history of metabolic, cardiovascular and neurological diseases. On clinical examination, a nodular lesion of about 10 mm was palpable in the right thyroid lobe; ultrasonography (US) confirmed the presence of a 13 mm thyroid nodule in the lower pole of the right lobe, that was hypoechoic and with regular margins. Serum calcitonin (Ctn) level was significantly high (647 pg/mL). Fine-needle aspiration (FNA) of the thyroid nodule was negative for malignant cells, but the marked increase of Ctn level in the FNA wash-out fluid confirmed the diagnostic suspicion of MTC. Since patient refused surgery due to high anesthesiological risk, percutaneous US-guided RFA in single session was performed. At 6-months follow-up the serum Ctn level decreased from the initial value of 647 pg/mL, reaching near-normal range (15 pg/mL), and neck ultrasound showed a complete necrosis of the tumour. Afterward, serum Ctn slowly increased to 49 pg/mL at 15-month follow-up. The US performed at 6 and 12 months of follow-up revealed fibrotic tissue in place of the thyroid nodule, without evidence of cervical lymph-node metastases. CONCLUSIONS This clinical case suggests that RFA may be effective and safe for treatment of MTC when surgery cannot be performed.
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Affiliation(s)
- Emilia Biamonte
- Department of Biomedical Sciences, Humanitas Clinical and Research Center, Humanitas University, 20089, Rozzano, MI, Italy
- Endocrine, Diabetes and Andrology Unit, Humanitas Clinical and Research Center, 20089, Rozzano, MI, Italy
| | - Luigi Solbiati
- Department of Biomedical Sciences, Humanitas Clinical and Research Center, Humanitas University, 20089, Rozzano, MI, Italy
- Department of Radiology, Humanitas Clinical and Research Center, 20089, Rozzano, MI, Italy
| | - Tiziana Ierace
- Department of Radiology, Humanitas Clinical and Research Center, 20089, Rozzano, MI, Italy
| | - Paolo Colombo
- Endocrine, Diabetes and Andrology Unit, Humanitas Clinical and Research Center, 20089, Rozzano, MI, Italy
| | - Elisabetta Lavezzi
- Endocrine, Diabetes and Andrology Unit, Humanitas Clinical and Research Center, 20089, Rozzano, MI, Italy
| | - Gherardo Mazziotti
- Department of Biomedical Sciences, Humanitas Clinical and Research Center, Humanitas University, 20089, Rozzano, MI, Italy.
- Endocrine, Diabetes and Andrology Unit, Humanitas Clinical and Research Center, 20089, Rozzano, MI, Italy.
| | - Andrea Lania
- Department of Biomedical Sciences, Humanitas Clinical and Research Center, Humanitas University, 20089, Rozzano, MI, Italy
- Endocrine, Diabetes and Andrology Unit, Humanitas Clinical and Research Center, 20089, Rozzano, MI, Italy
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Familiar Casado C, Merino Menendez S, Ganado Diaz T, Pallarés Gasulla R, Pazos Guerra M, Marcuello Foncillas C, Calle Pascual A. Single-session treatment of benign thyroid nodules with radiofrequency ablation: Results at 6 months in 24 patients. ACTA ACUST UNITED AC 2019; 67:164-171. [PMID: 31439500 DOI: 10.1016/j.endinu.2019.06.003] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/07/2019] [Revised: 06/04/2019] [Accepted: 06/07/2019] [Indexed: 01/10/2023]
Abstract
OBJECTIVE To evaluate the efficacy and safety of one single-session of radiofrequency ablation (RFA) performed in thyroid benign and predominantly solid nodules. PATIENTS AND METHOD Unicentric retrospective study in usual clinical setting that included patients with solid and benign thyroid nodules treated with one single session of RFA and with folllow-up of at at least 6 months after the procedure. RFA was performed as an alternative to surgery in cases of pressure symptoms or nodular growth evidence. Patients were evaluated basally and at one, 3 and 6 months after RFA and also at 12 months if the follow-up was available. In each evaluation efficacy variables were recorded (percentual change from basal volume, percentage of nodules reaching a volume reduction above 50% from baseline, patients with disappearance of pressure symptoms and the possibility of antithyroid drug withdrawal) and safety variables were also registered including minor complications (pain needing analgesic drugs, hematoma) and major complications (voice changes, braquial plexus injury, nodule rupture and thyroid dysfunction). RESULTS Twenty-four patients with a follow-up of at least 6 months after RFA were included, 16 of them with more than 12 months of follow-up. Mean nodule volume changed from 25.4±15.5ml basally to 10.7±9.9ml at month 6 (P<.05) and to 9.9±10,4ml at month 12 in 16 nodules. Six months after RFA mean volumetric reduction was 57.5±24% and 65% of the nodules reached a volume reduction above 50% from baseline. Median percentage of reduction at month 6 was 50.4±25.8% for nodules with a basal volume above 20ml (n=13) and 65.3±20.1% for nodules with a lower basal volume (n=11). Pressure symptoms reported in 12 patients disappeared in all cases. Antithyroid drugs could be stopped in 3 of 4 cases treated before RFA. A mild and transient pain responsive to conventional analgesic drugs was recorded in 9 patients during the 24h after the procedure and in 7 a small perithyroid and transient hematoma was observed in the 48 following hours. One major complication was described as a nodule rupture that recovered spontaneously. There were no changes in hormonal values in euthyroid cases. CONCLUSION A single session of RFA seems to be an effective and safe procedure in patients with solid thyroid nodules with pressure symptoms or relevant growth evidence. As an outpatient and scarless procedure with no need of general anaesthesia it could become an useful alternative to lobectomy when surgery is refused or in patients at high surgical risk.
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Affiliation(s)
- Cristina Familiar Casado
- Servicio de Endocrinología y Nutrición, Hospital Universitario Clínico San Carlos, Madrid, España.
| | | | - Tomás Ganado Diaz
- Servicio de Radiodiagnóstico, Hospital Universitario Clínico San Carlos, Madrid, España
| | - Raquel Pallarés Gasulla
- Servicio de Endocrinología y Nutrición, Hospital Universitario Clínico San Carlos, Madrid, España
| | - Mario Pazos Guerra
- Servicio de Endocrinología y Nutrición, Hospital Universitario Clínico San Carlos, Madrid, España
| | | | - Alfonso Calle Pascual
- Servicio de Endocrinología y Nutrición, Hospital Universitario Clínico San Carlos, Madrid, España
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Dobnig H, Amrein K. Value of monopolar and bipolar radiofrequency ablation for the treatment of benign thyroid nodules. Best Pract Res Clin Endocrinol Metab 2019; 33:101283. [PMID: 31278063 DOI: 10.1016/j.beem.2019.05.007] [Citation(s) in RCA: 13] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
Abstract
Only a few thyroid nodules are perceived as functional or optically disturbing. If there is a need for action, surgical intervention is the long-term standard by which thermoablative procedures (radiofrequency-, laser-, microwave ablation, high intensity focused ultrasound) must be measured against in terms of safety, effectiveness and patient satisfaction. Prior to intervention assessment of the dignity of the nodule by ultrasound-guided fine needle aspiration is essential for cold and warm nodules, as is the confirmation of an inconspicuous cervical lymph node status. The short-term treatment results of these newer interventions in terms of nodule volume reduction and symptomatic improvement are promising and the general complication rate of the procedures is low. Since functional thyroid parenchyma is preserved, maintaining normal thyroid status is the rule. The procedure is usually performed on an outpatient basis, under local anesthesia and monitoring. The subsequent convalescence is usually very short. Most studies are available on monopolar radiofrequency ablation. Several professional societies have defined indications for radiofrequency ablation (RFA), but these need to be further refined based on practical experience and literature. An acceptable long-term recurrence rate still has to be proven for practically all thermoablative methods, for monopolar RFA limited long-term data are encouraging so far. The recurrence rate as well as patient satisfaction will provide the basis for a meaningful overall cost-benefit analysis in the future.
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Affiliation(s)
- Harald Dobnig
- Thyroid Endocrinology Osteoporosis Institute Dobnig, Graz, Austria; Thyroid Practice for Radiofrequency Ablation, Vienna, Austria.
| | - Karin Amrein
- Thyroid Endocrinology Osteoporosis Institute Dobnig, Graz, Austria; Department of Internal Medicine, Division of Endocrinology and Diabetology, Medical University Graz, Austria
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Sim JS, Baek JH. Long-Term Outcomes Following Thermal Ablation of Benign Thyroid Nodules as an Alternative to Surgery: The Importance of Controlling Regrowth. Endocrinol Metab (Seoul) 2019; 34:117-123. [PMID: 31257739 PMCID: PMC6599899 DOI: 10.3803/enm.2019.34.2.117] [Citation(s) in RCA: 61] [Impact Index Per Article: 12.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/05/2019] [Revised: 05/15/2019] [Accepted: 05/22/2019] [Indexed: 11/11/2022] Open
Abstract
Thermal ablation (TA) procedures, such as radiofrequency ablation and laser ablation, are used for the treatment of benign thyroid nodules. Short-term studies (<2 years) have demonstrated that TA is an effective and safe procedure to improve cosmetic or symptomatic problems. However, studies including a longer follow-up period show that treated thyroid nodules can increase in size after 2 to 3 years. Several studies suggest that this results from regrowth at the undertreated nodule margins. Here, we review current data on regrowth after TA and describe factors related to it and possible approaches to prevent it.
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Affiliation(s)
- Jung Suk Sim
- Department of Radiology, Withsim Clinic, Seongnam, Korea
| | - Jung Hwan Baek
- Department of Radiology and the Research Institute of Radiology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea.
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Jawad S, Morley S, Otero S, Beale T, Bandula S. Ultrasound-guided radiofrequency ablation (RFA) of benign symptomatic thyroid nodules - initial UK experience. Br J Radiol 2019; 92:20190026. [PMID: 31084496 DOI: 10.1259/bjr.20190026] [Citation(s) in RCA: 12] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022] Open
Abstract
OBJECTIVE To report on the use of RFA for the treatment of symptomatic benign and autonomously functioning thyroid nodules (AFTNs) in the first reported UK cohort. METHODS Patients treated over a 19-month period were retrospectively reviewed. Nodules were assessed pre-treatment and at 1 and 6 months post-treatment. Nodule volume was calculated and cosmetic assessment and thyroid-related quality of life (QoL) scores were recorded at each time point. Thyroid function tests (TFTs) were recorded at all three time points for patients with ATFNs. RESULTS 46 patients with 50 nodules were treated with no complications. The mean volume reduction 1-month post-treatment was 53 +- 14.9 % ( p < 0.0001). Six month data was available for 31 nodules and showed a mean 67 +- 17.6% vol reduction ( p < 0.0001). Five of the six patients with ATFNs were euthyroid at 1-month post-procedure. 6-month data was available on three of these patients, and all remained euthyroid. The thyroid-related QoL and cosmetic scores also improved. Data from 23 patients was available pre-treatment and at 6 months post-treatment and there was a significant ( p < 0.0001) reduction in QoL score. Pre-treatment, 82 % of nodules were readily visible at rest, decreasing to 12.5 % 6 months after treatment ( p < 0.0001). CONCLUSIONS Results align with published data suggesting that RFA is effective at reducing nodule volume and at treating ATFNs and leads to improvement in thyroid-related QoL and cosmetic scores. ADVANCES IN KNOWLEDGE This early UK experience demonstrates that day-case radiofrequency ablation can provide safe and effective treatment of benign symptomatic thyroid nodules.
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Affiliation(s)
- Susan Jawad
- 1 Department of Imaging, University College London Hospitals , London , England
| | - Simon Morley
- 1 Department of Imaging, University College London Hospitals , London , England
| | - Sofia Otero
- 1 Department of Imaging, University College London Hospitals , London , England
| | - Timothy Beale
- 1 Department of Imaging, University College London Hospitals , London , England
| | - Steven Bandula
- 1 Department of Imaging, University College London Hospitals , London , England.,2 Centre for Medical Imaging, University College London , England
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Lee GM, You JY, Kim HY, Chai YJ, Kim HK, Dionigi G, Tufano RP. Successful radiofrequency ablation strategies for benign thyroid nodules. Endocrine 2019; 64:316-321. [PMID: 30569260 DOI: 10.1007/s12020-018-1829-4] [Citation(s) in RCA: 42] [Impact Index Per Article: 8.4] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/02/2018] [Accepted: 12/10/2018] [Indexed: 01/25/2023]
Abstract
PURPOSE This study aimed to evaluate the effectiveness of ultrasound (US)-guided radiofrequency ablation (RFA) treatment of benign thyroid nodules in consecutive large number series. To find out whether there is any difference according to the nature of the nodules, nodules were subdivided into two groups of predominantly solid vs. predominantly cystic lesions. METHODS We retrospectively analyzed clinical data of thyroid nodules receiving percutaneous RFA treatment in our institution. We subdivided data into two groups according to the nodule's sonographic characteristics. We defined therapeutic success as a volume reduction rate >50% at 6 months post-RFA. The second ablation was performed in case where <50% VRR was achieved at 6 months. The primary endpoint was to identify factors prognosticating response to RFA treatment. RESULTS A total of 1000 patients with 1619 thyroid nodules received US-guided RFA treatment. A volume reduction of >50% (therapeutic success) after the first ablation was 78.9% vs. 78.2% (p = 0.439) and 91.4% vs. 93.4% (p = 0.148) after the final ablation for predominantly cystic vs. predominantly solid lesions, respectively, with comparable post-interventional morbidity. RFA sessions were more frequent in the solid group than in the cystic group. Small volume of thyroid nodule (<4 mL) was the only factor significantly associated with therapeutic success in the multivariate analysis (OR 1.848; 95% CI 1.537-2.789, p = 0.030). CONCLUSION RFA was effective in reducing the volume of benign thyroid nodules volume with non-inferior result in PS group comparing to PC group and can be considered a principal treatment method for treating benign thyroid nodules, including cystic nodules.
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Affiliation(s)
| | - Ji Young You
- Department of Surgery, KUMC Thyroid Center, Korea University Hospital, Korea University College of Medicine, Seoul, Korea
| | - Hoon Yub Kim
- Department of Surgery, KUMC Thyroid Center, Korea University Hospital, Korea University College of Medicine, Seoul, Korea.
| | - Young Jun Chai
- Department of Surgery, Seoul Metropolitan Government - Seoul National University Boramae Medical Center, Seoul, Korea
| | - Hong Kyu Kim
- Department of Surgery, KUMC Thyroid Center, Korea University Hospital, Korea University College of Medicine, Seoul, Korea
| | - Gianlorenzo Dionigi
- Division for Endocrine and Minimal Invasive Surgery, Department of Human Pathology in Adulthood and Childhood "G. Barresi', University Hospital "G. Martino", University of Messina, Messina, Italy
| | - Ralph P Tufano
- Department of Otolaryngology - Head and Neck Surgery, The Johns Hopkins University School of Medicine, Baltimore, MD, USA
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Hong MJ, Sung JY, Baek JH, Je MS, Choi DW, Yoo H, Yang SJ, Nam SY, Yoo EY. Safety and Efficacy of Radiofrequency Ablation for Nonfunctioning Benign Thyroid Nodules in Children and Adolescents in 14 Patients over a 10-Year Period. J Vasc Interv Radiol 2019; 30:900-906. [PMID: 30956073 DOI: 10.1016/j.jvir.2018.10.034] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/18/2018] [Revised: 10/13/2018] [Accepted: 10/16/2018] [Indexed: 12/17/2022] Open
Abstract
PURPOSE To evaluate the efficacy and safety of radiofrequency (RF) ablation for nonfunctioning benign thyroid nodules in children and adolescents. MATERIALS AND METHODS Fourteen pediatric patients (10 female, 4 male; mean age 15.7 ± 2.3 years, range 12-19 years) with nonfunctioning benign thyroid nodules (mean longest diameter 3.7 ± 1.1 cm, range 2.0-5.6 cm) treated with the use of RF ablation from 2005 to 2015 were evaluated. The inclusion criteria for RF ablation therapy were (i) age <20 years, (ii) benign cytological confirmation by ≥2 separate fine-needle aspiration or core needle biopsies, (iii) pressure symptoms or cosmetic problems caused by thyroid nodules, (iv) absence of any suspicious feature as determined with the use of ultrasound (US), (v) normal serum levels of thyroid hormone and thyrotropin, and (vi) follow-up of >6 months. RF ablation was performed with the use of an RF generator and an 18-gauge internally cooled electrode. RF ablation was performed under local anesthesia without conscious sedation or general anesthesia. Changes in nodules on follow-up US, changes in symptomatic and cosmetic scores, and complications arising during or after RF ablation were evaluated. RESULTS Mean follow-up period was 36.9 ± 21.7 months (range 6-69 months). At last follow-up visits, mean longest nodule diameter and volume had decreased significantly (3.7 ± 1.1 cm vs 1.4 ± 0.9 cm and 14.6 ± 13.3 mL vs 1.7 ± 4.4 mL; P < 0.001). Both cosmetic and compressive symptoms significantly improved (3.8 ± 0.6 vs 1.4 ± 0.6 and 3.4 ± 1.0 vs 0.1 ± 0.4; P < 0.001). The mean number of ablation sessions was 2.1 ± 1.2 (range 1-5 sessions) and no major complication was encountered during or after RF ablation. CONCLUSIONS RF ablation might be a safe and effective treatment modality for nonfunctioning benign thyroid nodules in children and adolescents.
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Affiliation(s)
- Min Ji Hong
- Department of Radiology, Gil Medical Center, Gachon University School of Medicine, Incheon, 21565, Korea
| | - Jin Yong Sung
- Department of Radiology, Thyroid Center, Daerim Saint Mary's Hospital, 657, Siheung-daero, Yeongdeungpo-gu, Seoul, 07442, Korea.
| | - Jung Hwan Baek
- Department of Radiology and Research Institute of Radiology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
| | - Mi Su Je
- Department of Pediatrics, Thyroid Center, Daerim Saint Mary's Hospital, 657, Siheung-daero, Yeongdeungpo-gu, Seoul, 07442, Korea
| | - Dong Whan Choi
- Department of Surgery, Thyroid Center, Daerim Saint Mary's Hospital, 657, Siheung-daero, Yeongdeungpo-gu, Seoul, 07442, Korea
| | - Hyunju Yoo
- Department of Pathology, Thyroid Center, Daerim Saint Mary's Hospital, 657, Siheung-daero, Yeongdeungpo-gu, Seoul, 07442, Korea
| | - Sae Jeong Yang
- Department of Internal Medicine, Thyroid Center, Daerim Saint Mary's Hospital, 657, Siheung-daero, Yeongdeungpo-gu, Seoul, 07442, Korea
| | - Sang Yu Nam
- Department of Radiology, Gil Medical Center, Gachon University School of Medicine, Incheon, 21565, Korea
| | - Eun Young Yoo
- Department of Radiology, Gil Medical Center, Gachon University School of Medicine, Incheon, 21565, Korea
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Papini E, Pacella CM, Solbiati LA, Achille G, Barbaro D, Bernardi S, Cantisani V, Cesareo R, Chiti A, Cozzaglio L, Crescenzi A, De Cobelli F, Deandrea M, Fugazzola L, Gambelunghe G, Garberoglio R, Giugliano G, Luzi L, Negro R, Persani L, Raggiunti B, Sardanelli F, Seregni E, Sollini M, Spiezia S, Stacul F, Van Doorne D, Sconfienza LM, Mauri G. Minimally-invasive treatments for benign thyroid nodules: a Delphi-based consensus statement from the Italian minimally-invasive treatments of the thyroid (MITT) group. Int J Hyperthermia 2019; 36:376-382. [PMID: 30909759 DOI: 10.1080/02656736.2019.1575482] [Citation(s) in RCA: 132] [Impact Index Per Article: 26.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/07/2023] Open
Abstract
Benign thyroid nodules are a common clinical occurrence and usually do not require treatment unless symptomatic. During the last years, ultrasound-guided minimally invasive treatments (MIT) gained an increasing role in the management of nodules causing local symptoms. In February 2018, the Italian MIT Thyroid Group was founded to create a permanent cooperation between Italian and international physicians dedicated to clinical research and assistance on MIT for thyroid nodules. The group drafted this list of statements based on literature review and consensus opinion of interdisciplinary experts to facilitate the diffusion and the appropriate use of MIT of thyroid nodules in clinical practice. (#1) Predominantly cystic/cystic symptomatic nodules should first undergo US-guided aspiration; ethanol injection should be performed if relapsing (level of evidence [LoE]: ethanol is superior to simple aspiration = 2); (#2) In symptomatic cystic nodules, thermal ablation is an option when symptoms persist after ethanol ablation (LoE = 4); (#3) Double cytological benignity confirmation is needed before thermal ablation (LoE = 2); (#4) Single cytological sample is adequate in ultrasound low risk (EU-TIRADS ≤3) and in autonomously functioning nodules (LoE = 2); (#5) Thermal ablation may be proposed as first-line treatment for solid, symptomatic, nonfunctioning, benign nodules (LoE = 2); (#6) Thermal ablation may be used for dominant lesions in nonfunctioning multinodular goiter in patients refusing/not eligible for surgery (LoE = 5); (#7) Clinical and ultrasound follow-up is appropriate after thermal ablation (LoE = 2); (#8) Nodule re-treatment can be considered when symptoms relapse or partially resolve (LoE = 2); (#9) In case of nodule regrowth, a new cytological assessment is suggested before second ablation (LoE = 5); (#10) Thermal ablation is an option for autonomously functioning nodules in patients refusing/not eligible for radioiodine or surgery (LoE = 2); (#11) Small autonomously functioning nodules can be treated with thermal ablation when thyroid tissue sparing is a priority and ≥80% nodule volume ablation is expected (LoE = 3).
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Affiliation(s)
- Enrico Papini
- a Dipartimento di Endocrinologia , Ospedale Regina Apostolorum , Albano Laziale , Italy
| | - Claudio Maurizio Pacella
- b Dipartimento di Imaging Diagnostico e Radiologia Interventistica , Ospedale Regina Apostolorum , Albano Laziale , Italy
| | - Luigi Alessandro Solbiati
- c Humanitas University, Pieve Emanuele , Milan , Italy.,d Humanitas Clinical and Research Center IRCCS , Rozzano , Italy
| | - Gaetano Achille
- e Unità Operativa ORL, IRCCS Oncologico "Giovanni Paolo II" , Bari , Italy
| | - Daniele Barbaro
- f U.O. Endocrinologia ASL Nordovest Toscana , Toscana , Italy
| | - Stella Bernardi
- g Azienda Sanitaria Universitaria Integrata Trieste , Trieste , Italy.,h Università degli Studi di Trieste , Trieste , Italy
| | - Vito Cantisani
- i Policlinico Umberto I, Università Sapienza , Roma , Italy
| | - Roberto Cesareo
- j Thyroid and metabolic bone diseases center, Ospedale Santa Maria Goretti , Latina , Italy
| | - Arturo Chiti
- c Humanitas University, Pieve Emanuele , Milan , Italy.,d Humanitas Clinical and Research Center IRCCS , Rozzano , Italy
| | - Luca Cozzaglio
- d Humanitas Clinical and Research Center IRCCS , Rozzano , Italy
| | - Anna Crescenzi
- k UOC Anatomia Patologica, Policlinico Universitario Campus Bio-Medico , Roma , Italy
| | | | | | - Laura Fugazzola
- n Istituto Auxologico Italiano IRCCS , Milano , Italy.,o Università degli Studi di Milano , Milano , Italy
| | | | - Roberto Garberoglio
- q Ospedale Città della Salute Torino, Dipartimento Universitario di Endocrinologia e Malattie Metaboliche , Torino , Italy
| | - Gioacchino Giugliano
- r Department of Head and Neck , Istituto Europeo di Oncologia, IRCCS , Milano , Italy
| | - Livio Luzi
- o Università degli Studi di Milano , Milano , Italy.,s IRCCS Policlinico San Donato, UOC Endocrinologia e Malattie Metaboliche , San Donato Milanese , Italy
| | | | - Luca Persani
- n Istituto Auxologico Italiano IRCCS , Milano , Italy.,o Università degli Studi di Milano , Milano , Italy
| | | | - Francesco Sardanelli
- o Università degli Studi di Milano , Milano , Italy.,v IRCCS Policlinico San Donato , San Donato Milanese , Italy
| | - Ettore Seregni
- w Fondazione IRCCS Istituto Nazionale dei Tumori , Milano , Italy
| | | | - Stefano Spiezia
- x Unità Operativa di Chirurgia Endocrina ed Ecoguidata , Ospedale del Mare, ASL Napoli1 centro , Napoli , Italy
| | - Fulvio Stacul
- g Azienda Sanitaria Universitaria Integrata Trieste , Trieste , Italy
| | | | - Luca Maria Sconfienza
- o Università degli Studi di Milano , Milano , Italy.,z IRCCS Istituto Ortopedico Galeazzi , Milano , Italy
| | - Giovanni Mauri
- aa Division of Interventional Radiology , IEO, European Institute of Oncology IRCCS , Milan , Italy
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Cesareo R, Palermo A, Benvenuto D, Cella E, Pasqualini V, Bernardi S, Stacul F, Angeletti S, Mauri G, Ciccozzi M, Trimboli P. Efficacy of radiofrequency ablation in autonomous functioning thyroid nodules. A systematic review and meta-analysis. Rev Endocr Metab Disord 2019; 20:37-44. [PMID: 30887407 DOI: 10.1007/s11154-019-09487-y] [Citation(s) in RCA: 36] [Impact Index Per Article: 7.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
Abstract
Whether thermal ablation is effective to treat toxic thyroid nodules (TTN) is still unknown. Aim of this review was to achieve more robust evidence on the efficacy of radiofrequency ablation (RFA) in treating TTN in terms of TSH normalization, thyroid scintiscan, and volume reduction rate (VRR). A comprehensive literature search of PubMed/Medline and Scopus was performed in November 2018 to retrieve published studies. Original papers reporting TTN treated by RFA and later followed-up were eligible. Excluded were: articles not within this field, articles with unclear data, overlapping series, case/series reports. Discordances were solved in a final collegial meeting. Information was collected concerning population features, treatment procedure, follow-up, cases with TSH normalization, cases with scintiscan normalization, VRR of nodules. Pooled prevalence of patients with TSH or scintiscan normalization, and pooled VRR over time were calculated. For statistical analysis, the random-effects model was used. Eight articles published between 2008 and 2018 were included. The overall number of AFTN treated by RFA was 205. Five studies used a single session of treatment. The time of follow-up ranged from six to 24 months. The pooled rate of patients with TSH normalization was 57%. The pooled rate of patients with scintigraphically proven optimal response was 60%. The pooled VRR at 1 year was 79%. Baseline nodules volume was associated with the rate of TSH normalization. In conclusion, a moderate efficacy of RFA in treating TTN was found, and this can represent a solid starting point in this field.
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Affiliation(s)
- Roberto Cesareo
- Thyroid and Metabolic Bone Diseases Center, Santa Maria Goretti Hospital, Latina, Italy
| | - Andrea Palermo
- Department of Endocrinology, University Campus Biomedico, Rome, Italy
| | - Domenico Benvenuto
- Unit of Medical statistic and Molecular Epidemiology, University Campus Bio-Medico, Rome, Italy
| | - Eleonora Cella
- Unit of Medical statistic and Molecular Epidemiology, University Campus Bio-Medico, Rome, Italy
| | | | - Stella Bernardi
- Department of Medical Sciences, University of Trieste, Cattinara Teaching Hospital, Trieste, Italy
| | - Fulvio Stacul
- Radiology Department, Maggiore Teaching Hospital, ASUITS, Trieste, Italy
| | - Silvia Angeletti
- UOC Laboratory Medicine, University Hospital Campus Bio-Medico of Rome, Rome, Italy
| | - Giovanni Mauri
- Division of Interventional Radiology, European Institute of Oncology, IRCCS, Milan, Italy
| | - Massimo Ciccozzi
- Unit of Medical statistic and Molecular Epidemiology, University Campus Bio-Medico, Rome, Italy
| | - Pierpaolo Trimboli
- Department of Nuclear Medicine and Thyroid Centre, Oncology Institute of Southern Switzerland, Bellinzona, Switzerland.
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Guang Y, He W, Luo Y, Zhang H, Zhang Y, Ning B, Yu T. Patient satisfaction of radiofrequency ablation for symptomatic benign solid thyroid nodules: our experience for 2-year follow up. BMC Cancer 2019; 19:147. [PMID: 30760229 PMCID: PMC6375217 DOI: 10.1186/s12885-019-5338-5] [Citation(s) in RCA: 31] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/04/2018] [Accepted: 01/31/2019] [Indexed: 11/21/2022] Open
Abstract
Background The patient satisfaction of symptoms improvement and disease factors that may affect long-term treatment efficacy of radiofrequency ablation (RFA) for non-functioning solid benign thyroid nodules (TNs) over a 2-year follow up study was investigated. Methods This retrospective study evaluated 194 non-functioning solid benign TNs of 103 patients. The TNs were categorized as small (≤5 ml), medium (5.1 to 13 ml), intermediate (13.1 to 30 ml) and large (over 30 ml) according to the initial volume of TNs before ablation. Clinical evaluation and contrast-enhanced ultrasound (CEUS) were carried out before ablation and the follow up at 1, 3, 6 months and every 6 months after ablation. All patients were asked to assess the cosmetic score (1–4 scores) and symptom score (0–10 scores) before ablation and every follow up after ablation. Results All patients underwent RFA without any major complications. The mean treatment sessions were 1.5 ± 0.6. 98 nodules required a single session (98/194, 50.5%), 87 required two sessions (87/194, 44.9%), 9 required three sessions (9/194, 4.6%). The average follow up months were 16.3 ± 5.6 (range, 6–24 months) and no nodule regrew in our study. After RFA treatment, the TNs volume significantly decreased (P < 0.001). The small group of nodules shrunk larger compared to the medium, intermediate and large groups (P < 0.001). Cosmetic signs and pressure symptoms were significantly improved, particularly in the intermediate and large groups (P < 0.05). Conclusions RFA is effective for treating non-functioning solid benign TNs and controlling clinical symptoms with a low complication rate during 2 years follow up. The reduction rate was related to the initial volume of nodules. Patients were satisfied with cosmetic signs and pressure symptoms improvement, particularly in the intermediate and large groups. However, multiple RFA treatments should be used in larger nodules to achieve the desired clinical outcomes.
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Affiliation(s)
- Yang Guang
- Department of Ultrasound, Beijing Tian Tan Hospital, Capital Medical University, No. 119 West Road of South 4th Ring Road, Fengtai District, Beijing, 100160, China
| | - Wen He
- Department of Ultrasound, Beijing Tian Tan Hospital, Capital Medical University, No. 119 West Road of South 4th Ring Road, Fengtai District, Beijing, 100160, China.
| | - Yukun Luo
- Department of Ultrasound, Chinese PLA General Hospital, No.28 Fuxing Road, Haidian District, Beijing, 100853, China
| | - Hongxia Zhang
- Department of Ultrasound, Beijing Tian Tan Hospital, Capital Medical University, No. 119 West Road of South 4th Ring Road, Fengtai District, Beijing, 100160, China
| | - Yukang Zhang
- Department of Ultrasound, Beijing Tian Tan Hospital, Capital Medical University, No. 119 West Road of South 4th Ring Road, Fengtai District, Beijing, 100160, China
| | - Bin Ning
- Department of Ultrasound, Beijing Tian Tan Hospital, Capital Medical University, No. 119 West Road of South 4th Ring Road, Fengtai District, Beijing, 100160, China
| | - Tengfei Yu
- Department of Ultrasound, Beijing Tian Tan Hospital, Capital Medical University, No. 119 West Road of South 4th Ring Road, Fengtai District, Beijing, 100160, China
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Chung SR, Baek JH, Choi YJ, Lee JH. Management strategy for nerve damage during radiofrequency ablation of thyroid nodules. Int J Hyperthermia 2019; 36:204-210. [DOI: 10.1080/02656736.2018.1554826] [Citation(s) in RCA: 27] [Impact Index Per Article: 5.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/27/2022] Open
Affiliation(s)
- Sae Rom Chung
- Department of Radiology and the Research Institute of Radiology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
| | - Jung Hwan Baek
- Department of Radiology and the Research Institute of Radiology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
| | - Young Jun Choi
- Department of Radiology and the Research Institute of Radiology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
| | - Jeong Hyun Lee
- Department of Radiology and the Research Institute of Radiology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
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Mazzeo S, Cervelli R, Elisei R, Tarantini G, Cappelli C, Molinaro E, Galleri D, De Napoli L, Comite C, Cioni R, Vitti P, Caramella D. mRECIST criteria to assess recurrent thyroid carcinoma treatment response after radiofrequency ablation: a prospective study. J Endocrinol Invest 2018; 41:1389-1399. [PMID: 29687416 DOI: 10.1007/s40618-018-0886-0] [Citation(s) in RCA: 12] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/01/2017] [Accepted: 04/06/2018] [Indexed: 12/27/2022]
Abstract
PURPOSE Surgical removal is recommended for recurrent thyroid carcinomas (RTCs) unable to uptake radioiodine and/or not responsive to chemotherapy. However, repeated neck dissection is difficult for surgeons. Thus, radiofrequency ablation (RFA) was proposed for RTCs. The aim of this prospective study is to assess RTC treatment response after RFA, according to well-established criteria. METHODS Sixteen lesions in 13 patients were treated by RFA. All patients refused/were excluded from repeated surgery or other conventional therapy. CT and US examinations were performed before RFA to evaluate lesion volume and vascularization. All RFA procedures were performed under US-guidance by an 18-gauge, electrode. Treatment response was evaluated by CT, according to RECIST 1.1 and to mRECIST guidelines; CT examinations were performed during follow-up (6-18 months); the volume of residual vital tumour tissue and the percentage of necrotic tissue were estimated by contrast enhanced CT. RESULTS RFA was well tolerated by all patients; in two cases laryngeal nerve paralysis was observed. Mean pre-treatment volume was 4.18 ± 3.53 ml. Vital tumour tissue and percentage of necrosis at 6, 12 and 18 months were 0.18 ± 0.25, 0.11 ± 0.13, 0.29 ± 0.40 ml and 91.9 ± 11.1, 90.4 ± 13.3, 80.8 ± 23.1%. According to RECIST 1.1, target lesion response was classified as complete response (CR) in one case, partial response (PR) in 11/16, stable disease in 4/16 cases. According to mRECIST, 11/16 cases were classified as CR and the remaining 5 as PR. CONCLUSION RFA is a safe procedure to treat the viable tumour tissue and to reduce the RTC volume; as to the criteria to assess treatment response, mRECIST appears to be more accurate.
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Affiliation(s)
- S Mazzeo
- Diagnostic and Interventional Radiology, Department of Translational Research and New Technologies in Medicine, University of Pisa, Via Paradisa, 2, Cisanello Hospital, 56100, Pisa, Italy.
| | - R Cervelli
- Diagnostic and Interventional Radiology, Department of Translational Research and New Technologies in Medicine, University of Pisa, Via Paradisa, 2, Cisanello Hospital, 56100, Pisa, Italy
| | - R Elisei
- Endocrinology, Department of Clinical and Experimental Medicine, University of Pisa, Pisa, Italy
| | - G Tarantini
- Diagnostic and Interventional Radiology, Department of Translational Research and New Technologies in Medicine, University of Pisa, Via Paradisa, 2, Cisanello Hospital, 56100, Pisa, Italy
| | - C Cappelli
- Diagnostic and Interventional Radiology, Department of Translational Research and New Technologies in Medicine, University of Pisa, Via Paradisa, 2, Cisanello Hospital, 56100, Pisa, Italy
| | - E Molinaro
- Endocrinology, Department of Clinical and Experimental Medicine, University of Pisa, Pisa, Italy
| | - D Galleri
- General Surgery, Department of Surgical Pathology, Medical, Molecular and Critical Area, University of Pisa, Pisa, Italy
| | - L De Napoli
- General Surgery, Department of Surgical Pathology, Medical, Molecular and Critical Area, University of Pisa, Pisa, Italy
| | - C Comite
- Department of Anesthesia, University of Pisa, Pisa, Italy
| | - R Cioni
- Diagnostic and Interventional Radiology, Department of Translational Research and New Technologies in Medicine, University of Pisa, Via Paradisa, 2, Cisanello Hospital, 56100, Pisa, Italy
| | - P Vitti
- Endocrinology, Department of Clinical and Experimental Medicine, University of Pisa, Pisa, Italy
| | - D Caramella
- Diagnostic and Interventional Radiology, Department of Translational Research and New Technologies in Medicine, University of Pisa, Via Paradisa, 2, Cisanello Hospital, 56100, Pisa, Italy
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Kim JH, Baek JH, Lim HK, Ahn HS, Baek SM, Choi YJ, Choi YJ, Chung SR, Ha EJ, Hahn SY, Jung SL, Kim DS, Kim SJ, Kim YK, Lee CY, Lee JH, Lee KH, Lee YH, Park JS, Park H, Shin JH, Suh CH, Sung JY, Sim JS, Youn I, Choi M, Na DG. 2017 Thyroid Radiofrequency Ablation Guideline: Korean Society of Thyroid Radiology. Korean J Radiol 2018; 19:632-655. [PMID: 29962870 PMCID: PMC6005940 DOI: 10.3348/kjr.2018.19.4.632] [Citation(s) in RCA: 387] [Impact Index Per Article: 64.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/04/2018] [Accepted: 05/10/2018] [Indexed: 02/06/2023] Open
Abstract
Thermal ablation using radiofrequency is a new, minimally invasive modality employed as an alternative to surgery in patients with benign thyroid nodules and recurrent thyroid cancers. The Task Force Committee of the Korean Society of Thyroid Radiology (KSThR) developed recommendations for the optimal use of radiofrequency ablation for thyroid tumors in 2012. As new meaningful evidences have accumulated, KSThR decided to revise the guidelines. The revised guideline is based on a comprehensive analysis of the current literature and expert consensus.
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Affiliation(s)
- Ji-Hoon Kim
- Department of Radiology, Seoul National University Hospital, Seoul 03080, Korea
| | - Jung Hwan Baek
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul 05505, Korea
| | - Hyun Kyung Lim
- Department of Radiology, Soonchunhyang University Seoul Hospital, Soonchunhyang University College of Medicine, Seoul 04401, Korea
| | - Hye Shin Ahn
- Department of Radiology and Thyroid Center, Chung-Ang University Hospital, Chung-Ang University College of Medicine, Seoul 06973, Korea
| | - Seon Mi Baek
- Department of Radiology, Haeundae Sharing and Happiness Hospital, Busan 48101, Korea
| | - Yoon Jung Choi
- Department of Radiology, Kangbuk Samsung Hospital, Sungkyunkwan University, Seoul 03181, Korea
| | - Young Jun Choi
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul 05505, Korea
| | - Sae Rom Chung
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul 05505, Korea
| | - Eun Ju Ha
- Department of Radiology, Ajou University School of Medicine, Suwon 16499, Korea
| | - Soo Yeon Hahn
- Department of Radiology and Center for Imaging Science, Samsung Medical Center, Sungkyunkwan University, School of Medicine, Seoul 06351, Korea
| | - So Lyung Jung
- Department of Radiology, Seoul St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul 06591, Korea
| | - Dae Sik Kim
- Department of Radiolgy, Incheon Medical Center, Incheon 22532, Korea.,Department of Radiology, Human Medical Imaging and Intervention Center, Seoul 06524, Korea
| | - Soo Jin Kim
- Department of Radiology, Human Medical Imaging and Intervention Center, Seoul 06524, Korea.,Department of Radiology, New Korea Hospital, Kimpo 10086, Korea
| | - Yeo Koon Kim
- Department of Radiology, Seoul National University Bundang Hospital, Seongnam 13620, Korea
| | - Chang Yoon Lee
- Department of Radiology, Research Institute and Hospital, National Cancer Center, Goyang 10408, Korea
| | - Jeong Hyun Lee
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul 05505, Korea
| | - Kwang Hwi Lee
- Department of Radiology, Sheikh Khalifa Specialty Hospital, Ras al Khaimah, UAE
| | - Young Hen Lee
- Department of Radiology, Ansan Hospital, Korea University College of Medicine, Ansan 15355, Korea
| | - Jeong Seon Park
- Department of Radiology, Hanyang University College of Medicine, Hanyang University Hospital, Seoul 04763, Korea
| | - Hyesun Park
- Department of Imaging, Dana Farber Cancer Institute, Harvard Medical School, Boston, MA 02215, USA
| | - Jung Hee Shin
- Department of Radiology and Center for Imaging Science, Samsung Medical Center, Sungkyunkwan University, School of Medicine, Seoul 06351, Korea
| | - Chong Hyun Suh
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul 05505, Korea
| | - Jin Yong Sung
- Department of Radiology and Thyroid Center, Daerim St. Mary's Hospital, Seoul 07442, Korea
| | - Jung Suk Sim
- Department of Radiology, Withsim Clinic, Seongnam 13590, Korea
| | - Inyoung Youn
- Department of Radiology, Kangbuk Samsung Hospital, Sungkyunkwan University, Seoul 03181, Korea
| | - Miyoung Choi
- Division for Healthcare Technology Assessment Research, National Evidence-based Healthcare Collaborating Agency, Seoul 04554, Korea
| | - Dong Gyu Na
- Department of Radiology, Human Medical Imaging and Intervention Center, Seoul 06524, Korea.,Department of Radiology, GangNeung Asan Hospital, Gangneung 25440, Korea
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71
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Pacella CM, Mauri G. Is there a role for minimally invasive thermal ablations in the treatment of autonomously functioning thyroid nodules? Int J Hyperthermia 2018; 34:636-638. [DOI: 10.1080/02656736.2018.1462537] [Citation(s) in RCA: 12] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/08/2023] Open
Affiliation(s)
- Claudio M. Pacella
- Dipartimento di Diagnostica per Immagini, “Regina Apostolorum” Hospital, Albano, Laziale, Italy
| | - Giovanni Mauri
- Divisione di Radiologia Interventistica, Istituto Europeo di Oncologia, Milano, Italy
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72
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Morelli F, Ierardi AM, Pompili G, Sacrini A, Biondetti P, Angileri SA, Montesano G, Petrillo M, Giacchero R, Dionigi G, Carrafiello G. Cooled tip radiofrequency ablation of benign thyroid nodules: preliminary experience with two different devices. Gland Surg 2018; 7:67-79. [PMID: 29770303 DOI: 10.21037/gs.2017.11.01] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Abstract
Background Thyroid nodules are very common in general population. Even if benign, they may require a treatment in case of symptoms or cosmetic concerns. In the last years, minimally invasive treatments alternative to surgery have been developed, in particular ultrasound (US) guided radiofrequency ablation (RFA). Methods Twenty-four patients (9 males; 15 females; mean age 57.9 years) were treated and divided in two groups (A and B) according to the RFA needle used (18 gauge needle, AMICA; 17 gauge needle, COVIDIEN). Nodules and patients characteristics, together with procedural data were registered pre-treatment and at 1-month follow-up. US visibility of the needle, volume of the nodules, symptoms and cosmetic concerns, complications were registered. Results Visibility of the needle was not significantly different in the two groups (P=0.0787). At 1 month the mean volume of the nodules dropped from 37.1 to 25 mL in group A and from 23.2 to 15.4 mL in group B; shrinkage rate (36.9% and 39.5%, respectively) was not significantly different (P=0.3137). Symptoms decreased from 3.1 to 1.4 in group A and from 4 to 1.6 in group B: no significant differences in reductions were observed (P=0.3305). Cosmetic score decreased from 3.7 to 3.4 in group A and from 3.9 to 3.6 in group B: no significant differences in reductions were observed (P=0.96). Total complication rate (18.2% in group A vs. 23.1% in group B) did not showed significant differences (P=0.5049). Conclusions The two systems used in our study resulted equivalent in terms of US needle visibility, efficacy, symptom/cosmetic relief, safety. More patients and a longer follow-up are necessary to confirm our results.
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Affiliation(s)
| | | | | | - Andrea Sacrini
- Department of Radiology, San Paolo Hospital, Milan, Italy
| | | | | | | | - Mario Petrillo
- Department of Radiology, San Paolo Hospital, Milan, Italy.,Curie Diagnostical Medical Center, Cologno Monzese, Italy
| | | | - Gianlorenzo Dionigi
- Department of Human Pathology in Adulthood and Childhood "G. Barresi", University Hospital G. Martino, University of Messina, Messina, Italy
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73
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Nixon IJ, Angelos P, Shaha AR, Rinaldo A, Williams MD, Ferlito A. Image-guided chemical and thermal ablations for thyroid disease: Review of efficacy and complications. Head Neck 2018; 40:2103-2115. [PMID: 29684251 DOI: 10.1002/hed.25181] [Citation(s) in RCA: 24] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/24/2017] [Revised: 01/03/2018] [Accepted: 02/20/2018] [Indexed: 01/03/2023] Open
Abstract
Image-guided ablation of thyroid disease is increasingly being commonly reported. Techniques including ethanol injection and thermal ablation using radio-frequency, laser, and microwave devices have been described. Minimally invasive approaches to the management of benign cystic, solid, and functional thyroid nodules as well as both primary and recurrent thyroid malignancy have been reported. The purpose of this article is to review the current evidence relating to image-guided ablation of thyroid disease with a focus on clinical outcomes and complication rates for patients treated with this minimally invasive approach.
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Affiliation(s)
- Iain J Nixon
- Ear, Nose, and Throat Department, NHS Lothian, Edinburgh, UK
| | - Peter Angelos
- Department of Surgery and MacLean Center for Clinical Ethics, The University of Chicago Medicine, Chicago, Illinois
| | - Ashok R Shaha
- Head and Neck Service, Memorial Sloan Kettering Cancer Center, New York, New York
| | | | - Michelle D Williams
- Department of Pathology, Division of Pathology/Laboratory Medicine, The University of Texas MD Anderson Cancer Center, Houston, Texas
| | - Alfio Ferlito
- Coordinator of The International Head and Neck Scientific Group
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74
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Abstract
BACKGROUND Monopolar radiofrequency ablation is currently deemed an exotic treatment option for benign thyroid nodules in many central European countries. The aim of this study was to evaluate prospectively the safety and efficacy of this method in a large patient cohort following its introduction in Austria. METHODS Peri- and post-interventional complications were analyzed for 277 patients. Efficacy was determined for 300 and 154 nodules at 3 and 12 months post treatment, respectively. All treatments were performed with an internally cooled 18G radiofrequency electrode using a free-hand, "moving-shot" technique following subcutaneous and local perithyroidal anesthesia. RESULTS Mean patient age (SD) was 52 ± 12.9 years (75% female), and overall mean baseline nodule volume (SD) was 13.8 ± 15.9 mL. Nodules were visible in 62.8% of patients, 40% had a symptom score ≥4 on a 10-point visual analogue scale, and 14.4% had hyperthyroidism. Mean overall nodule volume reduction rates (VRR) at 3 and 12 months were 68 ± 16% and 82 ± 13%, respectively (p < 0.001). At 12 months, 81% of nodules exhibited a VRR of ≥70%, with 10%, 6%, and 2% of nodules showing VRRs of 60-70%, 50-60%, and ≤50%, respectively. Subgroup analysis according to baseline nodule size (≤10 mL to >30 mL) or baseline nodule composition (solid, mixed, cystic) revealed significantly higher VRRs for smaller and cystic nodules. Moreover, nodule shrinkage was accompanied by significantly improved symptom and cosmetic scores after 3 and 12 months (p < 0.001). Of 32 hyperthyroid patients, 27 (84%) were euthyroid, four had subclinical hyperthyroidism, and one had subclinical hypothyroidism at last follow-up. Post-procedural complications were absent in 83% of patients, minimal in 12.9%, moderate and reversible in 3.2% (1.8% voice change, 0.7% hyperthyroidism, 0.3% wound infection treated with antibiotics, 0.3% epifascial hematoma), and irreversible in 0.7% (one case with hypothyroidism and one with a wound infection treated by surgery). CONCLUSIONS It is concluded that a single treatment course with monopolar radiofrequency ablation is both safe and highly effective in terms of nodule volume reduction, relief of local symptoms, and (in patients with hyperthyroidism) restoration of euthyroid function. In no case was a prescription of thyroid medication required among those patients who were euthyroid at baseline.
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Affiliation(s)
- Harald Dobnig
- Thyroid Endocrinology Osteoporosis Institute Dobnig/Schilddrüsen Endokrinologie Osteoporose Institut Dobnig, Graz, Austria
| | - Karin Amrein
- Department of Internal Medicine, Division of Endocrinology and Diabetology, Medical University of Graz, Graz, Austria
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75
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Pescatori LC, Torcia P, Nicosia L, Mauri G, Rossi UG, Cariati M. Which needle in the treatment of thyroid nodules? Gland Surg 2018; 7:111-116. [PMID: 29770307 DOI: 10.21037/gs.2018.01.03] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/26/2022]
Abstract
Thyroid nodules are a common finding in general population, with a prevalence of 20% to 70% at ultrasound (US) examination. Many of them are benign but treatment can be necessary to relief compressive symptoms. In the last years, percutaneous ablations have achieved amazing development in the treatment of thyroid nodules as they provide a minimally invasive but effective approach. We aimed to summarize the main aspects related to treatment of thyroid nodules with radiofrequency ablation (RFA), focusing on the use of different types of needles. A narrative review was performed and all papers analyzed reported good results in terms of nodule's size reduction and symptoms relief. No major complications have been reported, even though needles of bigger size seemed related with major risks of post-procedural local edema. Thus, thinner internally cooled multi tined needles [18-19 Gauge (G)] rather than larger needles (14 G) seem to have better results and less complications.
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Affiliation(s)
- Lorenzo Carlo Pescatori
- Scuola di Specializzazione in Radiodiagnostica, Università degli Studi di Milano, Milano, Italia
| | - Pierluca Torcia
- U.O.C. di Radiologia e Radiologia Interventistica, ASST Santi Paolo and Carlo - Presidio Ospedaliero San Carlo Borromeo, Milano, Italia
| | - Luca Nicosia
- Scuola di Specializzazione in Radiodiagnostica, Università degli Studi di Milano, Milano, Italia
| | - Giovanni Mauri
- U.O.C. di Radiologia e Radiologia Interventistica, ASST Santi Paolo and Carlo - Presidio Ospedaliero San Carlo Borromeo, Milano, Italia
| | - Umberto Geremia Rossi
- Department of Diagnostic Imaging, Interventional Radiology Unit, E.O. Galliera Hospital, Genova, Italy
| | - Maurizio Cariati
- Dipartimento di Radiologia Interventistica, Istituto Europeo di Oncologia, Milano, Italy
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76
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Barile A, Quarchioni S, Bruno F, Ierardi AM, Arrigoni F, Giordano AV, Carducci S, Varrassi M, Carrafiello G, Caranci F, Splendiani A, Di Cesare E, Masciocchi C. Interventional radiology of the thyroid gland: critical review and state of the art. Gland Surg 2018; 7:132-146. [PMID: 29770309 DOI: 10.21037/gs.2017.11.17] [Citation(s) in RCA: 37] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/31/2022]
Abstract
Thyroid nodules are a common incidental finding during a routinely ultrasound (US) exam unrelated to the thyroid gland in the healthy adult population with a prevalence of 20-76%. As treated before with surgery, in the last years new minimally invasive techniques have been developed as an alternative to surgery. The aim of this review, based on newly revised guidelines, is to provide some information regarding the basic principles, indications, materials, techniques, and results of mini-invasive procedures or treatments for thyroid nodules. We performed a narrative review including both newest and representative papers and guidelines based on the different procedures of ablation techniques developed in the last years for the diagnosis and the treatment of thyroid nodules. All examined papers referred very good results in term of volume nodule reduction, improvement in related symptoms and cosmetic problems, with a very low rate of complications and side effects for all the minimally invasive technique analyzed. Obviously, some differents between technique based on different kind of thyroid nodules and different indication were found. In conclusion, many thyroid nodules nowadays could be treated thanks to the advent of new mini-invasive technique that are less expensive and present a lower risk of major complications and side effects compared to surgery.
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Affiliation(s)
- Antonio Barile
- Department of Biotechnology and Applied Clinical Science, University of L'Aquila, L'Aquila, Italy
| | - Simone Quarchioni
- Department of Biotechnology and Applied Clinical Science, University of L'Aquila, L'Aquila, Italy
| | - Federico Bruno
- Department of Biotechnology and Applied Clinical Science, University of L'Aquila, L'Aquila, Italy
| | | | - Francesco Arrigoni
- Department of Biotechnology and Applied Clinical Science, University of L'Aquila, L'Aquila, Italy
| | - Aldo Victor Giordano
- Department of Biotechnology and Applied Clinical Science, University of L'Aquila, L'Aquila, Italy
| | - Sergio Carducci
- Department of Biotechnology and Applied Clinical Science, University of L'Aquila, L'Aquila, Italy
| | - Marco Varrassi
- Department of Biotechnology and Applied Clinical Science, University of L'Aquila, L'Aquila, Italy
| | - Giampaolo Carrafiello
- Department of Health Sciences, Diagnostic and Interventional Radiology, ASST Santi Paolo e Carlo, University of Milan, Milan, Italy
| | - Ferdinando Caranci
- Department of Medicine and Health Science "V. Tiberio", University of Molise, Campobasso, Italy
| | - Alessandra Splendiani
- Department of Biotechnology and Applied Clinical Science, University of L'Aquila, L'Aquila, Italy
| | - Ernesto Di Cesare
- Department of Biotechnology and Applied Clinical Science, University of L'Aquila, L'Aquila, Italy
| | - Carlo Masciocchi
- Department of Biotechnology and Applied Clinical Science, University of L'Aquila, L'Aquila, Italy
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Wang JF, Wu T, Hu KP, Xu W, Zheng BW, Tong G, Yao ZC, Liu B, Ren J. Complications Following Radiofrequency Ablation of Benign Thyroid Nodules: A Systematic Review. Chin Med J (Engl) 2018; 130:1361-1370. [PMID: 28524837 PMCID: PMC5455047 DOI: 10.4103/0366-6999.206347] [Citation(s) in RCA: 53] [Impact Index Per Article: 8.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022] Open
Abstract
Objective: This systematic review examined whether radiofrequency ablation (RFA) is a safe treatment modality for benign thyroid nodules (BTNs). Data Sources: PubMed, Embase, and the Cochrane Library database were searched for articles that (a) targeted human beings and (b) had a study population with BTNs that were confirmed by fine-needle aspiration cytology and/or core needle biopsy. Study Selection: Thirty-two studies relating to 3409 patients were included in this systematic review. Results: Based on literatures, no deaths were associated with the procedure, serious complications were rare, and RFA appears to be a safe and well-tolerated treatment modality. However, a broad spectrum of complications offers insights into some undesirable complications, such as track needle seeding and Horner syndrome. Conclusions: RFA appears to be a safe and well-tolerated treatment modality for BTNs. More research is needed to characterize the complications of RFA for thyroid nodules.
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Affiliation(s)
- Jin-Fen Wang
- Department of Ultrasound, Third Affiliated Hospital of Sun Yat-Sen University, Guangzhou, Guangdong 510630, China
| | - Tao Wu
- Department of Ultrasound, Third Affiliated Hospital of Sun Yat-Sen University, Guangzhou, Guangdong 510630, China
| | - Kun-Peng Hu
- Department of General Surgery, Linnan Hospital, Third Affiliated Hospital of Sun Yat-Sen University, Guangzhou, Guangdong 510530, China
| | - Wen Xu
- Department of Endocrinology and Metabolism, Endocrinology Unit, Third Affiliated Hospital of Sun Yat-Sen University, Guangzhou, Guangdong 510630, China
| | - Bo-Wen Zheng
- Department of Ultrasound, Third Affiliated Hospital of Sun Yat-Sen University, Guangzhou, Guangdong 510630, China
| | - Ge Tong
- Department of Ultrasound, Third Affiliated Hospital of Sun Yat-Sen University, Guangzhou, Guangdong 510630, China
| | - Zhi-Cheng Yao
- Department of General Surgery, Linnan Hospital, Third Affiliated Hospital of Sun Yat-Sen University, Guangzhou, Guangdong 510530, China
| | - Bo Liu
- Department of General Surgery, Linnan Hospital, Third Affiliated Hospital of Sun Yat-Sen University, Guangzhou, Guangdong 510530, China
| | - Jie Ren
- Department of Ultrasound, Third Affiliated Hospital of Sun Yat-Sen University, Guangzhou, Guangdong 510630, China
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78
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Gambelunghe G, Stefanetti E, Colella R, Monacelli M, Avenia N, De Feo P. A single session of laser ablation for toxic thyroid nodules: three-year follow-up results. Int J Hyperthermia 2018; 34:631-635. [PMID: 29409365 DOI: 10.1080/02656736.2018.1437931] [Citation(s) in RCA: 20] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/26/2022] Open
Abstract
PURPOSE To confirm the effectiveness of laser ablation on toxic nodules in a large population with three years of follow-up. MATERIAL AND METHODS Between 2009 and 2014, we treated 82 patients with hyperthyroidism related to the presence of a toxic nodular goitre. Patients were pre-treated pharmacologically with methimazole prior to single session of laser ablation (LA) and then followed up every 3 months with FT4 and TSH blood tests as well as ultrasound examination of the nodules treated. RESULTS All patients responded to the treatment. The median nodule volume decreased from 12 ml (range 5-118 ml) to 5 ml (range 1.2-40 ml) after three years (p < 0.001). The percentage of patients who discontinued methimazole therapy was reduced by increasing the initial volume of the toxic nodule. In nodules with a volume less than 5 ml, all patients were able to suspend methimazole; this percentage was reduced to 90.2% in nodules with a volume between 5 and 15 ml, 61.1% in those with volume 15-25 ml and only 28.5% in nodules larger than 25 ml. We had no major complications but only moderate pain and fever in the evening, a few hours after ablation therapy in 10% of treated patients. CONCLUSIONS Single session of LA of toxic thyroid nodules is effective and safe, especially in nodules with a volume under 15 ml.
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Affiliation(s)
- Giovanni Gambelunghe
- a Department of Internal Medicine , Azienda Ospedaliero-Universitaria di Perugia , Perugia , Italy
| | | | - Renato Colella
- c Institute of Pathological Anatomy , Azienda Ospedaliero-Universitaria di Perugia , Perugia , Italy
| | - Massimo Monacelli
- d Department of Endocrine Surgery , Azienda Ospedaliero-Universitaria di Perugia , Perugia , Italy
| | - Nicola Avenia
- e Department of Endocrine Surgery , Azienda Ospedaliero-Universitaria di Terni , Perugia , Italy
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79
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Cesareo R, Naciu AM, Iozzino M, Pasqualini V, Simeoni C, Casini A, Campagna G, Manfrini S, Tabacco G, Palermo A. Nodule size as predictive factor of efficacy of radiofrequency ablation in treating autonomously functioning thyroid nodules. Int J Hyperthermia 2018; 34:617-623. [PMID: 29357717 DOI: 10.1080/02656736.2018.1430868] [Citation(s) in RCA: 48] [Impact Index Per Article: 8.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022] Open
Abstract
CONTEXT No defined pre-treatment factors are able to predict the response to radiofrequency ablation (RFA) of an autonomously functioning thyroid nodule (AFTN). OBJECTIVE Primary endpoint was to evaluate the success rate of RFA to restore euthyroidism in a cohort of adult patients with small solitary AFTN compared with medium-sized nodules. Secondary endpoints included nodule volume reduction and rate of conversion from hot nodules to cold using scintiscan. METHODS This was a 24-month prospective monocentric open parallel-group trial. Twenty-nine patients with AFTN were divided into two groups based on thyroid volume: 15 patients with small nodules (<12 mL) in group A and 14 patients with medium nodules (>12 mL) in group B. All patients underwent a single session of RFA and were clinically, biochemically, and morphologically evaluated at baseline and at 1, 6, 12 and 24 months after treatment. RESULTS After RFA, there was greater nodule volume reduction in group A compared with group B (p < 0.001 for each follow-up point). In group A, there was a greater increase in TSH levels than in group B at 6 (p = 0.01), 12 (p = 0.005), and 24 months (p < 0.001). At 24 months, the rate of responders was greater in group A than in group B (86 vs. 45%; p < 0.001). In group A, 86% of nodules converted from hot to cold compared with 18% in group B (p < 0.001). CONCLUSIONS A single session of RFA was effective in restoring euthyroidism in patients with small AFTNs. Nodule volume seems to be a significant predictive factor of the efficacy of RFA in treating AFTN.
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Affiliation(s)
- R Cesareo
- a Thyroid Disease Center , "S. M. Goretti" Hospital , Latina , Italy
| | - A M Naciu
- b Unit of Endocrinology and Diabetes , Campus Bio-Medico University , Rome , Italy
| | - M Iozzino
- c Department of Radiology , "S. M. Goretti" Hospital , Latina , Italy
| | - V Pasqualini
- c Department of Radiology , "S. M. Goretti" Hospital , Latina , Italy
| | - C Simeoni
- d Workers Compensation Authority (INAIL) - Research Area , Roma , Italy
| | - A Casini
- a Thyroid Disease Center , "S. M. Goretti" Hospital , Latina , Italy
| | - G Campagna
- a Thyroid Disease Center , "S. M. Goretti" Hospital , Latina , Italy
| | - S Manfrini
- b Unit of Endocrinology and Diabetes , Campus Bio-Medico University , Rome , Italy
| | - G Tabacco
- b Unit of Endocrinology and Diabetes , Campus Bio-Medico University , Rome , Italy
| | - A Palermo
- b Unit of Endocrinology and Diabetes , Campus Bio-Medico University , Rome , Italy
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80
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Radzina M, Cantisani V, Rauda M, Nielsen MB, Ewertsen C, D'Ambrosio F, Prieditis P, Sorrenti S. Update on the role of ultrasound guided radiofrequency ablation for thyroid nodule treatment. Int J Surg 2018; 41 Suppl 1:S82-S93. [PMID: 28506420 DOI: 10.1016/j.ijsu.2017.02.010] [Citation(s) in RCA: 31] [Impact Index Per Article: 5.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/20/2016] [Revised: 02/07/2017] [Accepted: 02/08/2017] [Indexed: 12/19/2022]
Abstract
Thyroid nodules can be frequently detected in general population, most of them are benign, however malignant cases are rising in the past decades. Ultrasound (US) is the most common imaging modality to assess thyroid nodular lesions, plan patient work-up and guide minimally invasive treatment. The present review paper has been researched to evaluate the current status of radiofrequency ablation (RFA) treatment in order to evaluate indications, techniques, complications, limitations and outcome assessment in benign solid, partially cystic nodules and recurrent malignant nodules. RFA comparison with other ablation techniques has been provided as well. US guided Radiofrequency ablation has been proved to be effective and safe in cases of benign thyroid nodules and a promising treatment method alternative to surgery for patients with recurrent papillary thyroid cancer. It's major role lies in significant reduction of thyroid nodule mean volume and improvement of the patient symptoms. However, future multicenter studies are warranted to better clarify the multi-parametric patient selection criteria and evaluate RFA technique efficacy, advantages and limitations in the variety of thyroid nodular disease.
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Affiliation(s)
- Maija Radzina
- Diagnostic Radiology Institute, Paula Stradina Clinical University Hospital, Pilsonu Street 13, LV - 1002, Riga, Latvia.
| | - Vito Cantisani
- Department of Radiological Sciences, Policlinico Umberto I, Sapienza University of Rome, 00185, Viale Regina Elena 324, Italy.
| | - Madara Rauda
- Diagnostic Radiology Institute, Paula Stradina Clinical University Hospital, Pilsonu Street 13, LV - 1002, Riga, Latvia.
| | | | - Caroline Ewertsen
- Department of Radiology, University of Copenhagen, Copenhagen, Denmark.
| | - Ferdinando D'Ambrosio
- Department of Radiological Sciences, Policlinico Umberto I, Univ. Sapienza, Roma, 00185, Viale Regina Elena 324, Italy.
| | - Peteris Prieditis
- Diagnostic Radiology Institute, Paula Stradina Clinical University Hospital, Pilsonu Street 13, LV - 1002, Riga, Latvia.
| | - Salvatore Sorrenti
- Department of Surgical Sciences, Policlinico Umberto I, University Sapienza, Roma, 00185, Viale Regina Elena 324, Italy.
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Jung SL, Baek JH, Lee JH, Shong YK, Sung JY, Kim KS, Lee D, Kim JH, Baek SM, Sim JS, Na DG. Efficacy and Safety of Radiofrequency Ablation for Benign Thyroid Nodules: A Prospective Multicenter Study. Korean J Radiol 2018; 19:167-174. [PMID: 29354014 PMCID: PMC5768499 DOI: 10.3348/kjr.2018.19.1.167] [Citation(s) in RCA: 132] [Impact Index Per Article: 22.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/13/2017] [Accepted: 07/24/2017] [Indexed: 12/31/2022] Open
Abstract
Objective To assess the efficacy and safety of thyroid radiofrequency (RF) ablation for benign thyroid nodules by trained radiologists according to a unified protocol in a multi-center study. Materials and Methods From 2010 to 2011, 345 nodules from 345 patients (M:F = 43:302; mean age ± SD = 46.0 ± 12.7 years, range = 15–79) who met eligibility criteria were enrolled from five institutions. At pre-ablation, the mean volume was 14.2 ± 13.2 mL (1.1–80.8 mL). For 12 months or longer after treatment, 276 lesions, consisting of 248 solid and 28 predominantly cystic nodules, were followed. All operators performed RF ablation with a cool-tip RF system and two standard techniques (a transisthmic approach and the moving-shot technique). Volume reduction at 12 months after RF ablation (the primary outcome), therapeutic success, improvement of symptoms as well as of cosmetic problems, and complications were evaluated. Multiple linear regression analysis was applied to identify factors that were independently predictive of volume reduction. Results The mean volume reduction at 12 months was 80.3% (n = 276) and at the 24-, 36-, 48-, and 60-month follow-ups 84.3% (n = 198), 89.2% (n = 128), 91.9% (n = 57), and 95.3% (n = 6), respectively. Our therapeutic success was 97.8%. Both mean symptom and cosmetic scores showed significant improvements (p < 0.001). The rate of major complications was 1.0% (3/276). Solidity and applied energy were independent factors that predicted volume reduction. Conclusion Radiofrequency ablation performed by trained radiologists from multiple institutions using a unified protocol and similar devices was effective and safe for treating benign thyroid nodules.
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Affiliation(s)
- So Lyung Jung
- Department of Radiology, Seoul St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul 06591, Korea
| | - Jung Hwan Baek
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul 05505, Korea
| | - Jeong Hyun Lee
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul 05505, Korea
| | - Young Kee Shong
- Department of Endocrinology and Metabolism, University of Ulsan College of Medicine, Asan Medical Center, Seoul 05505, Korea
| | - Jin Yong Sung
- Department of Radiology, Thyroid Center, Daerim St. Mary's Hospital, Seoul 07442, Korea
| | - Kyu Sun Kim
- Department of Radiology, Thyroid Center, Daerim St. Mary's Hospital, Seoul 07442, Korea
| | - Ducky Lee
- Department of Internal Medicine, Thyroid Center, Daerim St. Mary's Hospital, Seoul 07442, Korea
| | - Ji-Hoon Kim
- Department of Radiology, Seoul National University College of Medicine, Seoul 03080, Korea
| | - Seon Mi Baek
- Department of Radiology, Sharing and Happiness Hospital, Busan 48101, Korea
| | - Jung Suk Sim
- Department of Radiology, Withsim Clinic, Seongnam 13590, Korea
| | - Dong Gyu Na
- Department of Radiology, Human Medical Imaging & Intervention Center, Seoul 06524, Korea
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Dietrich CF, Müller T, Bojunga J, Dong Y, Mauri G, Radzina M, Dighe M, Cui XW, Grünwald F, Schuler A, Ignee A, Korkusuz H. Statement and Recommendations on Interventional Ultrasound as a Thyroid Diagnostic and Treatment Procedure. ULTRASOUND IN MEDICINE & BIOLOGY 2018; 44:14-36. [PMID: 29126752 DOI: 10.1016/j.ultrasmedbio.2017.08.1889] [Citation(s) in RCA: 67] [Impact Index Per Article: 11.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/23/2017] [Revised: 08/24/2017] [Accepted: 08/29/2017] [Indexed: 06/07/2023]
Abstract
The recently published guidelines of the European Federation of Societies for Ultrasound in Medicine and Biology (EFSUMB) on interventional ultrasound (INVUS)-guided procedures summarize the intended interdisciplinary and multiprofessional approach. Herewith, we report on recommendations for interventional procedures for diagnosis and treatment of the thyroid gland.
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Affiliation(s)
- Christoph F Dietrich
- Medizinische Klinik 2, Caritas Krankenhaus, Bad Mergentheim, Germany; Ultrasound Department, First Affiliated Hospital of Zhengzhou University, Zhengzhou, China.
| | - Thomas Müller
- Medizinische Klinik I, Klinikum am Steinenberg, Reutlingen, Germany
| | - Jörg Bojunga
- 1st Medical Department, Johann Wolfgang Goethe Universitätsklinikum, Frankfurt, Germany
| | - Yi Dong
- Department of Ultrasound, Zhongshan Hospital, Fudan University, Shanghai, China
| | - Giovanni Mauri
- Division of Interventional Radiology, European Institute of Oncology, Milan, Italy
| | - Maija Radzina
- Diagnostic Radiology Institute, Paula Stradina Clinical University Hospital, Riga, Latvia
| | - Manjiri Dighe
- Department of Radiology, University of Washington, Seattle, Washington, USA
| | - Xin-Wu Cui
- Department of Medical Ultrasound, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China
| | - Frank Grünwald
- Department of Nuclear Medicine, Johann Wolfgang Goethe Universitätsklinikum, Frankfurt, Germany; German Center for Thermoablation of Thyroid Nodules, University Hospital Frankfurt, Frankfurt, Germany
| | - Andreas Schuler
- Zentrum für Innere Medizin, Alb Fils Kliniken, Helfenstein Klinik, Germany
| | - Andre Ignee
- Medizinische Klinik 2, Caritas Krankenhaus, Bad Mergentheim, Germany
| | - Huedayi Korkusuz
- Department of Nuclear Medicine, Johann Wolfgang Goethe Universitätsklinikum, Frankfurt, Germany; German Center for Thermoablation of Thyroid Nodules, University Hospital Frankfurt, Frankfurt, Germany
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83
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Tsumagari K, Abd Elmageed ZY, Sholl AB, Green EA, Sobti S, Khan AR, Kandil A, Murad F, Friedlander P, Boulares AH, Kandil E. Bortezomib sensitizes thyroid cancer to BRAF inhibitor in vitro and in vivo. Endocr Relat Cancer 2018; 25:99-109. [PMID: 29269566 PMCID: PMC9048863 DOI: 10.1530/erc-17-0182] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/14/2017] [Accepted: 10/02/2017] [Indexed: 12/25/2022]
Abstract
Although overall survival rate for patients with thyroid cancer (TC) is high, there is an alarming 10-year recurrence rate of up to 30% conferring a ~50% survival among these high-risk patients. The BRAFV600E mutation is estimated to be present in over 50% of papillary thyroid cancer (PTC) cases besides being associated with carcinogenesis and poor prognosis. We assessed the status of NF-κB, Ki-67, cyclin D1 and BRAFV600E in TC tissues and TC cell lines using immunohistochemistry and Western blot analysis. Concurrently, we evaluated the outcomes of combined targeting of the proteasome pathway in addition to selective BRAF inhibitors in cases of PTC. In this study, BRAFV600E-bearing TC cells were treated with BRAFV600E inhibitor, Vemurafenib alone or in combination with the proteasome inhibitor, Bortezomib. The combination of both drugs showed synergistic effects as evidenced by cell growth inhibition (P < 0.05), increased G2-phase cell cycle arrest and induced apoptosis (P < 0.05). In our TC xenograft model, the combination of Vemurafenib and Bortezomib significantly reduced tumor size (P < 0.05) and expression of the markers of cell growth and proliferation, Ki-67 and cyclin D1 (P < 0.001), when compared to monotherapy. Further analysis demonstrated that treatment with Bortezomib sensitized TC cells to Vemurafenib via mitochondrial dysregulation and apoptosis of TC cells, as evidenced by the increase in the expression of p53, Noxa protein, the loss of mitochondrial membrane potential, cytochrome c release and Poly (ADP-ribose) polymerase cleavage. Our results demonstrate a strong clinical potential for the combination of the Bortezomib and the BRAF inhibitor Vemurafenib as an efficient therapeutic approach for the treatment of TC.
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Affiliation(s)
- Koji Tsumagari
- Department of SurgeryTulane University School of Medicine, New Orleans, Louisiana, USA
| | | | - Andrew B Sholl
- Department of PathologyTulane University School of Medicine, New Orleans, Louisiana, USA
| | - Erik A Green
- Department of SurgeryTulane University School of Medicine, New Orleans, Louisiana, USA
| | - Saboori Sobti
- Department of SurgeryTulane University School of Medicine, New Orleans, Louisiana, USA
| | - Abdul Razzaq Khan
- Department of SurgeryTulane University School of Medicine, New Orleans, Louisiana, USA
| | - Abdulrahman Kandil
- Department of SurgeryTulane University School of Medicine, New Orleans, Louisiana, USA
| | - Fadi Murad
- Department of SurgeryTulane University School of Medicine, New Orleans, Louisiana, USA
| | - Paul Friedlander
- Department of OtolaryngologyTulane University School of Medicine, New Orleans, Louisiana, USA
| | - A Hamid Boulares
- The Stanley Scott Cancer CenterLouisiana State University Health Science Center, New Orleans, Louisiana, USA
- Department of PharmacologyLouisiana State University Health Science Center, New Orleans, Louisiana, USA
| | - Emad Kandil
- Department of SurgeryTulane University School of Medicine, New Orleans, Louisiana, USA
- Department of OtolaryngologyTulane University School of Medicine, New Orleans, Louisiana, USA
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84
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Cesareo R, Palermo A, Pasqualini V, Cianni R, Gaspa G, Manfrini S, Pacella CM. Radiofrequency ablation for the management of thyroid nodules: A critical appraisal of the literature. Clin Endocrinol (Oxf) 2017; 87:639-648. [PMID: 28718950 DOI: 10.1111/cen.13422] [Citation(s) in RCA: 39] [Impact Index Per Article: 5.6] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/28/2017] [Revised: 05/13/2017] [Accepted: 07/11/2017] [Indexed: 11/28/2022]
Abstract
The majority of benign thyroid nodules are asymptomatic, remain stable in size and do not require treatment. However, a minority of patients with growing nodules may have local symptoms or cosmetic concerns, and thus demand surgical therapy. The timely use of ultrasound-guided, minimally invasive thermal therapies has changed the natural history of benign, enlarging thyroid nodules (TNs). These procedures produce persistent shrinkage of TNs and an improvement of local symptoms. Among the various procedures, percutaneous ethanol injection represents the first-line treatment for thyroid cysts, while in solid cold nodules, laser and radiofrequency ablation (RFA) have proven to be very effective and safe techniques in producing significant volume reduction that remains stable over several years. In particular, RFA seems to be suited for the management of small and medium nodules, while larger nodules may require repeated RFA treatments, and could be difficult to treat if they extend into the chest. RFA is performed in outpatient clinics and has a lower risk of complications compared to surgery. However, to date, there is still no unanimous consensus on the percutaneous treatment of benign nodules using such minimally invasive thermal techniques. In this review, we critically revise the literature to identify patients who are more likely to benefit from RFA treatment as an alternative to surgery.
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Affiliation(s)
- Roberto Cesareo
- Thyroid Disease Center, "S. M. Goretti" Hospital, Latina, Italy
| | - Andrea Palermo
- Department of Endocrinology and Diabetes, University Campus Bio-Medico, Rome, Italy
| | | | - Roberto Cianni
- Department of Radiology, "S. M.Goretti" Hospital, Latina, Italy
| | - Gianluigi Gaspa
- Department of Food Science and Nutrition, University Campus Bio-Medico, Rome, Italy
| | - Silvia Manfrini
- Department of Endocrinology and Diabetes, University Campus Bio-Medico, Rome, Italy
| | - Claudio Maurizio Pacella
- Department of Diagnostic Imaging and Interventional Radiology, Regina Apostolorum Hospital, Albano Laziale, Rome, Italy
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85
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Cervelli R, Mazzeo S, De Napoli L, Boccuzzi A, Pontillo-Contillo B, Materazzi G, Miccoli P, Cioni R, Caramella D. Radiofrequency Ablation in the Treatment of Benign Thyroid Nodules: An Efficient and Safe Alternative to Surgery. J Vasc Interv Radiol 2017; 28:1400-1408. [DOI: 10.1016/j.jvir.2017.07.009] [Citation(s) in RCA: 28] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/06/2017] [Revised: 07/04/2017] [Accepted: 07/10/2017] [Indexed: 01/05/2023] Open
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86
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Bernardi S, Stacul F, Michelli A, Giudici F, Zuolo G, de Manzini N, Dobrinja C, Zanconati F, Fabris B. 12-month efficacy of a single radiofrequency ablation on autonomously functioning thyroid nodules. Endocrine 2017; 57:402-408. [PMID: 27848197 DOI: 10.1007/s12020-016-1174-4] [Citation(s) in RCA: 54] [Impact Index Per Article: 7.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/30/2016] [Accepted: 11/06/2016] [Indexed: 10/20/2022]
Abstract
PURPOSE Radiofrequency ablation has been advocated as an alternative to radioiodine and/or surgery for the treatment of autonomously functioning benign thyroid nodules. However, only a few studies have measured radiofrequency ablation efficacy on autonomously functioning benign thyroid nodules. The aim of this work was to evaluate the 12-month efficacy of a single session of radiofrequency ablation (performed with the moving shot technique) on solitary autonomously functioning benign thyroid nodules. METHODS Thirty patients with a single, benign autonomously functioning benign thyroid nodules, who were either unwilling or ineligible to undergo surgery and radioiodine, were treated with radiofrequency ablation between April 2012 and May 2015. All the patients underwent a single radiofrequency ablation, performed with the 18-gauge needle and the moving shot technique. Clinical, laboratory, and ultrasound evaluations were scheduled at baseline, and after 1, 3, 6, and 12 months from the procedure. RESULTS A single radiofrequency ablation reduced thyroid nodule volume by 51, 63, 69, and 75 % after 1, 3, 6, and 12 months, respectively. This was associated with a significant improvement of local cervical discomfort and cosmetic score. As for thyroid function, 33 % of the patients went into remission after 3 months, 43 % after 6 months, and 50 % after 12 months from the procedure. This study demonstrates that a single radiofrequency ablation allowed us to withdraw anti-thyroid medication in 50 % of the patients, who remained euthyroid afterwards. CONCLUSION This study shows that a single radiofrequency ablation was effective in 50 % of patients with autonomously functioning benign thyroid nodules. Patients responded gradually to the treatment. It is possible that longer follow-up studies might show greater response rates.
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Affiliation(s)
- Stella Bernardi
- Department of Medical, Surgical and Health Sciences, University of Trieste, Cattinara Teaching Hospital, Strada di Fiume, Trieste, Italy.
- Endocrinologia (Medicina Clinica), Azienda Sanitaria Universitaria Integrata di Trieste, Cattinara Teaching Hospital, Strada di Fiume, Trieste, Italy.
| | - Fulvio Stacul
- Radiologia, Azienda Sanitaria Universitaria Integrata di Trieste, Maggiore Hospital, Piazza dell'Ospitale, Trieste, Italy
| | - Andrea Michelli
- Department of Medical, Surgical and Health Sciences, University of Trieste, Cattinara Teaching Hospital, Strada di Fiume, Trieste, Italy
| | - Fabiola Giudici
- Department of Medical, Surgical and Health Sciences, University of Trieste, Cattinara Teaching Hospital, Strada di Fiume, Trieste, Italy
| | - Giulia Zuolo
- Department of Medical, Surgical and Health Sciences, University of Trieste, Cattinara Teaching Hospital, Strada di Fiume, Trieste, Italy
| | - Nicolò de Manzini
- Department of Medical, Surgical and Health Sciences, University of Trieste, Cattinara Teaching Hospital, Strada di Fiume, Trieste, Italy
- Chirurgia Generale, Azienda Sanitaria Integrata di Trieste, Cattinara Teaching Hospital, Strada di Fiume, Trieste, Italy
| | - Chiara Dobrinja
- Chirurgia Generale, Azienda Sanitaria Integrata di Trieste, Cattinara Teaching Hospital, Strada di Fiume, Trieste, Italy
| | - Fabrizio Zanconati
- Department of Medical, Surgical and Health Sciences, University of Trieste, Cattinara Teaching Hospital, Strada di Fiume, Trieste, Italy
- Anatomia e Istologia Patologica, Azienda Sanitaria Integrata di Trieste, Cattinara Teaching Hospital, Strada di Fiume, Trieste, Italy
| | - Bruno Fabris
- Department of Medical, Surgical and Health Sciences, University of Trieste, Cattinara Teaching Hospital, Strada di Fiume, Trieste, Italy
- Endocrinologia (Medicina Clinica), Azienda Sanitaria Universitaria Integrata di Trieste, Cattinara Teaching Hospital, Strada di Fiume, Trieste, Italy
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87
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Jeong SY, Baek JH, Choi YJ, Lee JH. Ethanol and thermal ablation for malignant thyroid tumours. Int J Hyperthermia 2017; 33:938-945. [PMID: 28797186 DOI: 10.1080/02656736.2017.1361048] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022] Open
Abstract
Papillary thyroid carcinoma (PTC) is the most common subtype of thyroid malignancy and has a good prognosis and low mortality rate. Surgery is the standard treatment for patients with primary and recurrent thyroid cancer. Although patients with PTC usually exhibit excellent treatment outcome, the incidence of recurrence in the neck ranges from 20% to 59%. When a patient with thyroid cancer is contraindicated for surgery, ultrasound (US)-guided ablation techniques, including ethanol ablation (EA) and thermal ablations, are suggested alternatives. In this review, we evaluated the indications, devices, techniques, clinical outcomes, and complications associated with US-guided EA and thermal ablations based on available scientific evidence and expert opinions regarding the use of ablation for primary and recurrent thyroid cancers.
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Affiliation(s)
- So Yeong Jeong
- a Department of Radiology and Research Institute of Radiology , University of Ulsan College of Medicine, Asan Medical Center , Seoul , Korea
| | - Jung Hwan Baek
- a Department of Radiology and Research Institute of Radiology , University of Ulsan College of Medicine, Asan Medical Center , Seoul , Korea
| | - Young Jun Choi
- a Department of Radiology and Research Institute of Radiology , University of Ulsan College of Medicine, Asan Medical Center , Seoul , Korea
| | - Jeong Hyun Lee
- a Department of Radiology and Research Institute of Radiology , University of Ulsan College of Medicine, Asan Medical Center , Seoul , Korea
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88
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Ha SM, Sung JY, Baek JH, Na DG, Kim JH, Yoo H, Lee D, Whan Choi D. Radiofrequency ablation of small follicular neoplasms: initial clinical outcomes. Int J Hyperthermia 2017; 33:931-937. [PMID: 28545338 DOI: 10.1080/02656736.2017.1331268] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022] Open
Abstract
BACKGROUND In thyroid gland, radiofrequency ablation (RFA) has been applied to both recurrent cancers and benign nodules, although, according to the American Thyroid Association (ATA) and the Korean Society of Thyroid Radiology (KSThR) guidelines, surgery is the first-line treatment for follicular neoplasm. However, it has been argued that follicular neoplasm with lower risk of malignancy can be managed by close follow-up. In this study, we evaluated the effectiveness of RFA of small follicular neoplasms, examining reductions in volume and related clinical problems, and making observations over long-term follow-up. METHODS We evaluated 10 follicular neoplasms in 10 patients who were treated with RF ablation between 2009 and 2011. A RF generator and an 18-gauge internally cooled electrode were used to perform complete ablation of the whole nodules. Changes in nodules or ablated zones on follow-up ultrasound, and complications during and after RF ablation were evaluated. RESULTS The mean follow-up period was 66.4 ± 5.1 months (range: 60-76 months). In eight patients, single session of RF ablation was sufficient, while two patients required two sessions. There was a significant reduction in the mean volume (99.5 ± 1.0%) of lesions, with eight ablated lesions (8/10, 80%) disappearing completely on follow-up. No recurrences were found in any ablated zones at last follow-up. Transient mild neck pain (n = 6) occurred during the procedure without requiring any medication. CONCLUSION In addition to active surveillance, RF ablation may be an effective and safe alternative for the management of patients with small (<2 cm) follicular neoplasm suspected on thyroid biopsy and who strongly refuse surgery.
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Affiliation(s)
- Su Min Ha
- a Department of Radiology and Thyroid Center , Chung-Ang University Hospital, Chung-Ang University College of Medicine , Seoul , Korea
| | - Jin Yong Sung
- b Department of Radiology and Thyroid Center , Daerim St. Mary's Hospital , Seoul , Korea
| | - Jung Hwan Baek
- c Department of Radiology and the Research Institute of Radiology , University of Ulsan College of Medicine, Asan Medical Center , Seoul , Korea
| | - Dong Gyu Na
- d Department of Radiology , GangNeung Asan Hospital , Seoul , Korea
| | - Ji-Hoon Kim
- e Department of Radiology , Seoul National University College of Medicine , Seoul , Korea
| | - Hyunju Yoo
- f Department of Pathology and Thyroid Center , Daerim St. Mary's Hospital , Seoul , Korea
| | - Ducky Lee
- g Department of Internal Medicine and Thyroid Center , Daerim St. Mary's Hospital , Seoul , Korea
| | - Dong Whan Choi
- h Department of Surgery and Thyroid Center , Daerim St. Mary's Hospital , Seoul , Korea
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89
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Park HS, Baek JH, Park AW, Chung SR, Choi YJ, Lee JH. Thyroid Radiofrequency Ablation: Updates on Innovative Devices and Techniques. Korean J Radiol 2017; 18:615-623. [PMID: 28670156 PMCID: PMC5447637 DOI: 10.3348/kjr.2017.18.4.615] [Citation(s) in RCA: 139] [Impact Index Per Article: 19.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/15/2016] [Accepted: 03/09/2017] [Indexed: 12/21/2022] Open
Abstract
Radiofrequency ablation (RFA) is a well-known, effective, and safe method for treating benign thyroid nodules and recurrent thyroid cancers. Thyroid-dedicated devices and basic techniques for thyroid RFA were introduced by the Korean Society of Thyroid Radiology (KSThR) in 2012. Thyroid RFA has now been adopted worldwide, with subsequent advances in devices and techniques. To optimize the treatment efficacy and patient safety, understanding the basic and advanced RFA techniques and selecting the optimal treatment strategy are critical. The goal of this review is to therefore provide updates and analysis of current devices and advanced techniques for RFA treatment of benign thyroid nodules and recurrent thyroid cancers.
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Affiliation(s)
- Hye Sun Park
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul 05505, Korea
| | - Jung Hwan Baek
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul 05505, Korea
| | - Auh Whan Park
- Department of Radiology, Vascular & Interventional Radiology Section, University of Virginia Health System, Charlottesville, VA 22908-0170, USA
| | - Sae Rom Chung
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul 05505, Korea
| | - Young Jun Choi
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul 05505, Korea
| | - Jeong Hyun Lee
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul 05505, Korea
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90
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Sim JS, Baek JH, Lee J, Cho W, Jung SI. Radiofrequency ablation of benign thyroid nodules: depicting early sign of regrowth by calculating vital volume. Int J Hyperthermia 2017; 33:905-910. [PMID: 28540795 DOI: 10.1080/02656736.2017.1309083] [Citation(s) in RCA: 49] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/08/2023] Open
Abstract
OBJECTIVE We evaluated long-term follow-up results of radiofrequency ablation of benign thyroid nodules to analyse the role of marginal vital tissue on nodule regrowth. MATERIALS AND METHODS We reviewed the medical records of 54 patients who underwent radiofrequency ablation between June 2008 and November 2013 with pressure symptoms, and/or cosmetic problems. All patients were followed up at least 12 months on three occasions. To evaluate an early sign of regrowth, three types of nodule volumes (total volume, ablated volume and vital volume) were measured and calculated using ultrasonography. Regrowth was defined as a more than a 50% increase in the total volume and vital volume increase was defined as a more than 50% increase compared to the previously reported smallest volume on ultrasonography. RESULTS The mean follow-up period was 39.4 ± 21.7 (range, 13-87) months. Vital volume increases occurred in 31 nodules (57.4%) and there was regrowth in 13 nodules (24.1%). The mean timing of the vital volume increase was 27.5 ± 18.5 months, and for regrowth it was 39.9 ± 17.5 months. Vital volume increase tended to precede regrowth. CONCLUSION Vital volume increase tended to occur earlier than regrowth and might be an early sign of regrowth in following-up after the radiofrequency ablation of benign thyroid nodules.
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Affiliation(s)
- Jung Suk Sim
- a Department of Radiology , Withsim Clinic , Bundang-gu, Seongnam-si , Republic of Korea
| | - Jung Hwan Baek
- b Department of Radiology and Research Institute of Radiology , University of Ulsan College of Medicine , Asan Medical Center , Seoul , Republic of Korea
| | - Joongyub Lee
- c Division of Clinical Epidemiology, Medical Research Collaborating Center , Seoul National University Hospital , Jongno-gu , Republic of Korea
| | - Woojin Cho
- d Department of Otolaryngology and Head and Neck Surgery , Withsim Clinic , Bundang-gu, Seongnam-si , Republic of Korea
| | - Sung Il Jung
- e Department of Radiology , Konkuk University Medical Center, Konkuk University School of Medicine, Research Institute of Medical Science , Seoul , Republic of Korea
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91
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Park HS, Baek JH, Choi YJ, Lee JH. Innovative Techniques for Image-Guided Ablation of Benign Thyroid Nodules: Combined Ethanol and Radiofrequency Ablation. Korean J Radiol 2017; 18:461-469. [PMID: 28458598 PMCID: PMC5390615 DOI: 10.3348/kjr.2017.18.3.461] [Citation(s) in RCA: 45] [Impact Index Per Article: 6.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/11/2016] [Accepted: 10/16/2016] [Indexed: 12/31/2022] Open
Abstract
In the treatment of benign thyroid nodules, ethanol ablation (EA), and radiofrequency ablation (RFA) have been suggested for cystic and solid thyroid nodules, respectively. Although combining these ablation techniques may be effective, no guidelines for or reviews of the combination have been published. Currently, there are three ways of combining EA and RFA: additional RFA is effective for treatment of incompletely resolved symptoms and solid residual portions of a thyroid nodule after EA. Additional EA can be performed for the residual unablated solid portion of a nodule after RFA if it is adjacent to critical structures (e.g., trachea, esophagus, and recurrent laryngeal nerve). In the concomitant procedure, ethanol is injected to control venous oozing after aspiration of cystic fluid prior to RFA of the remaining solid nodule.
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Affiliation(s)
- Hye Sun Park
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul 05505, Korea
| | - Jung Hwan Baek
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul 05505, Korea
| | - Young Jun Choi
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul 05505, Korea
| | - Jeong Hyun Lee
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul 05505, Korea
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92
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Tang X, Cui D, Chi J, Wang Z, Wang T, Zhai B, Li P. Evaluation of the safety and efficacy of radiofrequency ablation for treating benign thyroid nodules. J Cancer 2017; 8:754-760. [PMID: 28382137 PMCID: PMC5381163 DOI: 10.7150/jca.17655] [Citation(s) in RCA: 20] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/21/2016] [Accepted: 11/27/2016] [Indexed: 01/04/2023] Open
Abstract
Background: Radiofrequency ablation (RFA) is a relatively new procedure for treating benign thyroid nodules. The purpose of this study was to evaluate the safety and efficacy of RFA for treating benign thyroid nodules so as to serve as a reference for future clinical practice. Methods: This study retrospectively analyzed the clinical data of patients receiving percutaneous RFA for treating thyroid nodules from November 2014 to July 2015 in our medical center. One hundred and eight patients with a total of 380 nodules received ultrasound-guided RFA for treating thyroid nodules. Comparisons of the volume change of thyroid nodules before and after RFA treatment, post-treatment complication, and change of thyroid function, were carried out afterwards. Results: Before treatments, all patients received fine needle aspiration biopsy (FNA) which supported the diagnosis of benign tumor. There were 13 males and 95 females included in the study. Twenty-six cases (24.07%) had single nodule, and 82 cases (75.93%) had multiple nodules. Before treatments, the thyroid functions (FT3, FT4, and TSH) were normal originally or adjusted to normal range by endocrinology treatment. The preoperative nodules had minimum volume of 0.01mL, maximum volume of 70.89 mL, and mean volume of 1.02 ± 4.24mL. The volume of nodules one month and three months after RFA were 0.29 ± 0.72mL and 0.15 ± 0.87mL, respectively. In addition, volume reduction ratio (VRR) of nodules one month and three months after RFA were 64.12% and 85.54%, respectively. Both volume of nodules and VRR had statistically significant differences for pre-operative and post-operative comparison (P<0.05). Thyroid functions were in normal range after treatments, and there was no serious complications. Conclusions: Ultrasound-guided RFA treating benign thyroid nodules had the advantages of definite efficacy, safety, strong in control ability, no incision, less damage to surrounding normal tissues and no effect on thyroid function. It can be used as one of the main treatment methods for treating benign thyroid nodules.
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Affiliation(s)
- Xiaoyin Tang
- Department of Interventional Oncology, Renji Hospital, School of Medicine, Shanghai Jiaotong University, Shanghai, China
| | - Dan Cui
- Department of Interventional Oncology, Renji Hospital, School of Medicine, Shanghai Jiaotong University, Shanghai, China
| | - Jiachang Chi
- Department of Interventional Oncology, Renji Hospital, School of Medicine, Shanghai Jiaotong University, Shanghai, China
| | - Zhi Wang
- Department of Interventional Oncology, Renji Hospital, School of Medicine, Shanghai Jiaotong University, Shanghai, China
| | - Tao Wang
- Department of Interventional Oncology, Renji Hospital, School of Medicine, Shanghai Jiaotong University, Shanghai, China
| | - Bo Zhai
- Department of Interventional Oncology, Renji Hospital, School of Medicine, Shanghai Jiaotong University, Shanghai, China
| | - Ping Li
- Department of Interventional Oncology, Renji Hospital, School of Medicine, Shanghai Jiaotong University, Shanghai, China
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93
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Cesareo R, Palermo A, Pasqualini V, Simeoni C, Casini A, Pelle G, Manfrini S, Campagna G, Cianni R. Efficacy and safety of a single radiofrequency ablation of solid benign non-functioning thyroid nodules. ARCHIVES OF ENDOCRINOLOGY AND METABOLISM 2017; 61:173-179. [PMID: 28226000 PMCID: PMC10118859 DOI: 10.1590/2359-3997000000246] [Citation(s) in RCA: 25] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 09/04/2016] [Accepted: 11/11/2016] [Indexed: 11/22/2022]
Abstract
Objective The objective of our study is to evaluate the clinical outcomes and safety of radiofrequency thermal ablation (RFA) for benign thyroid nodules (BTNs) over a 1-year follow-up. Subjects and methods This is a monocentric retrospective study. Forty-eight patients with solid, non-functioning BTNs were treated by RFA using a 17G internally cooled electrode. We categorized thyroid nodules as small (≤ 12 mL), medium (12 to 30 mL), or large (over 30 mL). BTNs volume reduction, thyroid function, cosmetic and compressive score changes and side effect evaluation at 6 and 12 months were evaluated. Results BTN volume decreased significantly from baseline to 6 (mean percentage decrease of BTN volume was 66.8 ± 13.6%, p < 0.001). At 12 months, the mean percentage reduction of BTN volume compared to six months was 13.7 ± 17.1% (p < 0.001). At 6-month, symptom score had improved significantly (p < 0.001) while it does not change significantly between 6 and 12 months. In particular, symptom score improved significantly in the medium (p < 0.001) and large (p < 0.01) subgroups. Cosmetic score improved significantly between baseline and 6 months (p < 0.001) and between 6 and 12 months (p < 0.01). In all the subgroups, cosmetic score improved significantly between baseline and 6 months, while between 6 and 12 months it improved significantly only in the large group (p < 0.05). RFA was well tolerated. Only one patient experienced permanent right paramedian vocal cord palsy. Conclusions A single RFA treatment was effective in reducing BTNs volume, in particular small and medium nodules. Cosmetic score improved in all treated BTNs while symptom score only got better in the medium and large BTNs.
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Affiliation(s)
- Roberto Cesareo
- Department of Internal Medicine "S. M. Goretti" Hospital, Latina, Italy
| | - Andrea Palermo
- Department of Endocrinology, University Campus Bio-Medico, Rome, Italy
| | | | - Carla Simeoni
- Compensatory authority (INAIL), Monte Porzio Catone, Rome, Italy
| | - Alessandro Casini
- Department of Internal Medicine "S. M. Goretti" Hospital, Latina, Italy
| | - Giuseppe Pelle
- Department of Radiology, "S. M. Goretti" Hospital, Latina, Italy
| | - Silvia Manfrini
- Department of Endocrinology, University Campus Bio-Medico, Rome, Italy
| | - Giuseppe Campagna
- Department of Internal Medicine "S. M. Goretti" Hospital, Latina, Italy
| | - Roberto Cianni
- Department of Radiology, "S. M. Goretti" Hospital, Latina, Italy
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94
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Yue WW, Wang SR, Lu F, Sun LP, Guo LH, Zhang YL, Li XL, Xu HX. Radiofrequency ablation vs. microwave ablation for patients with benign thyroid nodules: a propensity score matching study. Endocrine 2017; 55:485-495. [PMID: 27905049 DOI: 10.1007/s12020-016-1173-5] [Citation(s) in RCA: 54] [Impact Index Per Article: 7.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/07/2016] [Accepted: 11/05/2016] [Indexed: 12/18/2022]
Abstract
PURPOSE To compare the efficacy and the safety of radiofrequency ablation and microwave ablation for treatment of benign thyroid nodules using a propensity score matching study design. METHODS Two hundred and sixty patients with benign thyroid nodules were studied retrospectively, including 102 patients treated with radiofrequency ablation and 158 treated with microwave ablation. To reduce confounding bias due to retrospective assignment, propensity score matching was performed to balance the preablation data of the two groups. After matching, a total of 102 patient pairs (1:1) were created. The volume reduction ratio, therapeutic success rate, symptom and cosmetic score, and major complication were compared between the two groups at 1, 3, 6, and 12 months after treatment. RESULTS Between the well-matched groups, no significant differences were found in all nodule volume-related end points at 6 months (volume reduction ratio: 79.4 vs. 77.2 %, P = 0.108; symptom score: 2.1 vs. 1.9, P = 0.456; cosmetic score: 2.1 vs. 2.3, P = 0.119; therapeutic success rate: 99 vs. 97 %, P = 0.621) and 12 months (volume reduction ratio: 83.6 vs. 81.6 %, P = 0.144; symptom score: 1.5 vs. 1.5, P = 0.869; cosmetic score: 1.6 vs. 1.7, P = 0.409; therapeutic success rate: 100 vs. 100 %, P > 0.99) after treatment. No major complications occurred in either group (P > 0.99). CONCLUSIONS With well-matched groups and consistent procedure design, our results demonstrated that the volume reduction ratio, therapeutic success rate, symptom and cosmetic score, and complications related to treatment for the two techniques are equivalent. Radiofrequency ablation and microwave ablation are both effective and safe methods in treating benign thyroid nodules.
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Affiliation(s)
- Wen-Wen Yue
- Department of Medical Ultrasound, Tenth People's Hospital of Tongji University, Ultrasound Research and Education Institute, Tongji University School of Medicine, Shanghai, 200072, China
- Department of Medical Ultrasound, Yantai Affiliated Hospital, Binzhou Medical University, Yantai, Shandong, 264100, China
- Thyroid Institute, Tongji University School of Medicine, Shanghai, 200072, China
- Shanghai Center for Thyroid Diseases, Shanghai, 200072, China
| | - Shu-Rong Wang
- Department of Medical Ultrasound, Yantai Affiliated Hospital, Binzhou Medical University, Yantai, Shandong, 264100, China.
| | - Feng Lu
- Department of Medical Ultrasound, Tenth People's Hospital of Tongji University, Ultrasound Research and Education Institute, Tongji University School of Medicine, Shanghai, 200072, China
- Thyroid Institute, Tongji University School of Medicine, Shanghai, 200072, China
- Shanghai Center for Thyroid Diseases, Shanghai, 200072, China
| | - Li-Ping Sun
- Department of Medical Ultrasound, Tenth People's Hospital of Tongji University, Ultrasound Research and Education Institute, Tongji University School of Medicine, Shanghai, 200072, China
- Thyroid Institute, Tongji University School of Medicine, Shanghai, 200072, China
- Shanghai Center for Thyroid Diseases, Shanghai, 200072, China
| | - Le-Hang Guo
- Department of Medical Ultrasound, Tenth People's Hospital of Tongji University, Ultrasound Research and Education Institute, Tongji University School of Medicine, Shanghai, 200072, China
- Thyroid Institute, Tongji University School of Medicine, Shanghai, 200072, China
- Shanghai Center for Thyroid Diseases, Shanghai, 200072, China
| | - Yong-Lin Zhang
- Department of Medical Ultrasound, Yantai Affiliated Hospital, Binzhou Medical University, Yantai, Shandong, 264100, China
| | - Xiao-Long Li
- Department of Medical Ultrasound, Tenth People's Hospital of Tongji University, Ultrasound Research and Education Institute, Tongji University School of Medicine, Shanghai, 200072, China
- Thyroid Institute, Tongji University School of Medicine, Shanghai, 200072, China
- Shanghai Center for Thyroid Diseases, Shanghai, 200072, China
| | - Hui-Xiong Xu
- Department of Medical Ultrasound, Tenth People's Hospital of Tongji University, Ultrasound Research and Education Institute, Tongji University School of Medicine, Shanghai, 200072, China.
- Thyroid Institute, Tongji University School of Medicine, Shanghai, 200072, China.
- Shanghai Center for Thyroid Diseases, Shanghai, 200072, China.
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95
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Zhang M, Luo Y, Zhang Y, Tang J. Efficacy and Safety of Ultrasound-Guided Radiofrequency Ablation for Treating Low-Risk Papillary Thyroid Microcarcinoma: A Prospective Study. Thyroid 2016; 26:1581-1587. [PMID: 27445090 DOI: 10.1089/thy.2015.0471] [Citation(s) in RCA: 134] [Impact Index Per Article: 16.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/25/2022]
Abstract
BACKGROUND Papillary thyroid microcarcinoma (PTMC) has a high incidence and a good prognosis. Surgical operation for all PTMC might be an overtreatment. The objective of this study was to evaluate the efficacy and safety of ultrasound (US)-guided radiofrequency ablation (RFA) for treating low-risk PTMC. METHODS Ninety-eight PTMC in 92 patients were included in this study. US and contrast-enhanced ultrasound (CEUS) examinations were performed before ablation. RFA was performed using the moving-shot technique. The ablation area exceeded the tumor edge to prevent marginal residue and recurrence. Patients were followed at 1, 3, 6, and 12 months and every six months thereafter. US and CEUS examinations were used to evaluate the ablation area. At three months after ablation, US-guided core-needle biopsy (CNB) was performed in the center, at the edge of the ablation area, and in the surrounding thyroid parenchyma to exclude recurrence. RESULTS The mean tumor volume was 118.8 ± 106.9 mm3. The mean volume reduction ratio (VRR) was 0.47 ± 0.27, 0.19 ± 0.16, 0.08 ± 0.11, 0.04 ± 0.10, and 0 at 1, 3, 6, 12, and 18 months after RFA, respectively. Significant differences in the VRR were found between every two follow-up times before six months (p < 0.01), and no significant differences in the VRR were found between six months and after 12 months (p = 0.42). Of all the nodules, 10 (41.7%) resolved in six months, and 23 (95.8%) resolved in 12 months. No residual or recurrent tumor tissue was detected in RFA area or in residual thyroid tissue during follow-up. No suspicious metastatic lymph nodes were detected. The histological pathology results of US-guided CNB confirmed the absence of residual or recurrent tumor. No major complications were encountered. CONCLUSIONS RFA can effectively eliminate low-risk PTMC with a very small complication rate. RFA may be an alternative strategy for the treatment of PTMC.
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Affiliation(s)
- Mingbo Zhang
- Department of Ultrasound, General Hospital of Chinese PLA , Beijing, China
| | - Yukun Luo
- Department of Ultrasound, General Hospital of Chinese PLA , Beijing, China
| | - Yan Zhang
- Department of Ultrasound, General Hospital of Chinese PLA , Beijing, China
| | - Jie Tang
- Department of Ultrasound, General Hospital of Chinese PLA , Beijing, China
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96
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Mainini AP, Monaco C, Pescatori LC, De Angelis C, Sardanelli F, Sconfienza LM, Mauri G. Image-guided thermal ablation of benign thyroid nodules. J Ultrasound 2016; 20:11-22. [PMID: 28298940 DOI: 10.1007/s40477-016-0221-6] [Citation(s) in RCA: 77] [Impact Index Per Article: 9.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/31/2016] [Accepted: 08/22/2016] [Indexed: 12/22/2022] Open
Abstract
Benign thyroid nodules are a common disease in the general population. Most often, they are completely asymptomatic and discovered occasionally during routine ultrasound examinations, and do not require any treatment. When thyroid nodules become symptomatic, surgical excision is still considered standard treatment. In the last few years, several experiences in the treatment of benign thyroid nodules through image-guided percutaneous thermal ablation have been reported with encouraging results, so that currently, these treatments are often proposed as first-choice options for patients with symptomatic benign thyroid nodules. In this paper, we discuss the present literature on the topic, focusing on different techniques available for image-guided percutaneous ablation, particularly radiofrequency (RFA), laser (LA), microwave (MWA), and high-intensity-focus ultrasound (HIFU). Little evidence about the efficacy of MWA and HIFU is now available. According to the literature, good results have been obtained with RFA and LA. Regarding RFA, volume reduction after ablative treatment has been found to range from 47 to 84 % at 3-6 months, and from 62 to 93 % at 1 year; LA also seems to be effective in achieving shrinkage of thyroid nodules, with volume reduction from 37 to 81 % at 3-6 months, and from 13 to 82 % at 1-year follow-up. Moreover, applications of advanced image-guidance modality, such as contrast-enhanced ultrasound and virtual navigation with fusion imaging, are discussed.
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Affiliation(s)
- Anna Pisani Mainini
- Scuola di Specializzazione in Radiodiagnostica, Università degli Studi di Milano, Via Festa del Perdono 7, 20122 Milan, Italy
| | - Cristian Monaco
- Scuola di Specializzazione in Radiodiagnostica, Università degli Studi di Milano, Via Festa del Perdono 7, 20122 Milan, Italy
| | - Lorenzo Carlo Pescatori
- Scuola di Specializzazione in Radiodiagnostica, Università degli Studi di Milano, Via Festa del Perdono 7, 20122 Milan, Italy
| | - Chiara De Angelis
- Scuola di Specializzazione in Radiodiagnostica, Università degli Studi di Milano, Via Festa del Perdono 7, 20122 Milan, Italy
| | - Francesco Sardanelli
- Dipartimento di Scienze Biomediche per la Salute, Università degli Studi di Milano, Via Pascal 36, 20100 Milan, Italy.,Unità di Radiologia, IRCCS Policlinico San Donato, Via Morandi 30, San Donato Milanese, 20097 Milan, Italy
| | - Luca Maria Sconfienza
- Dipartimento di Scienze Biomediche per la Salute, Università degli Studi di Milano, Via Pascal 36, 20100 Milan, Italy.,Radiologia/Diagnostica per immagini con servizio di radiologia Interventistica, IRCCS Istituto Ortopedico Galeazzi, via Riccardo Galeazzi 4, 20161 Milan, Italy
| | - Giovanni Mauri
- Dipartimento di Radiologia Interventistica, Istituto Europeo di Oncologia, Via Ripamonti 435, 20100 Milan, Italy
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97
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Papini E, Gugliemi R, Pacella CM. Laser, radiofrequency, and ethanol ablation for the management of thyroid nodules. Curr Opin Endocrinol Diabetes Obes 2016; 23:400-6. [PMID: 27504993 DOI: 10.1097/med.0000000000000282] [Citation(s) in RCA: 36] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Abstract
PURPOSE OF REVIEW The majority of benign thyroid nodules are nearly asymptomatic, remain stable in size, and do not require treatment. However, a minority of patients with growing nodules may complain of local symptoms or have cosmetic concerns, and thus seek surgical consultation. RECENT FINDINGS The timely use of ultrasound-guided minimally invasive procedures can change the natural history of benign enlarging thyroid nodules. The procedures produce persistent shrinkage of thyroid nodules and are associated with improvement of local symptoms. Among the various procedures, percutaneous ethanol injection represents the first-line treatment for relapsing thyroid cysts. In solid nonfunctioning nodules, laser and radiofrequency ablation produces a more than 50% reduction in nodular volume that remains persistent over several years. For hyperfunctioning nodules, thermal ablation techniques are not appropriate unless radioactive iodine is contraindicated or not accessible. SUMMARY MITs are best suited for the management of medium or large-sized nodules that are sonographically well visualized. Conversely, large nodules or nodular goiters that extend into the chest are difficult to treat. MITs are performed in outpatient clinics, are less expensive, and have a lower risk of complications, compared to surgery, and usually do not induce thyroid dysfunction. However, malignancy should be ruled out with a dedicated ultrasound neck assessment and repeat fine needle aspiration of the lesion before treatment.
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Affiliation(s)
- Enrico Papini
- aDepartment of Endocrinology and Metabolism bDepartment of Diagnostic Imaging, Regina Apostolorum Hospital, Via San Francesco, Albano, Rome, Italy
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98
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Bernardi S, Stacul F, Zecchin M, Dobrinja C, Zanconati F, Fabris B. Radiofrequency ablation for benign thyroid nodules. J Endocrinol Invest 2016; 39:1003-13. [PMID: 27098804 DOI: 10.1007/s40618-016-0469-x] [Citation(s) in RCA: 23] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/16/2016] [Accepted: 04/05/2016] [Indexed: 10/21/2022]
Abstract
Benign thyroid nodules are an extremely common occurrence. Radiofrequency ablation (RFA) is gaining ground as an effective technique for their treatment, in case they become symptomatic. Here we review what are the current indications to RFA, its outcomes in terms of efficacy, tolerability, and cost, and also how it compares to the other conventional and experimental treatment modalities for benign thyroid nodules. Moreover, we will also address the issue of treating with this technique patients with cardiac pacemakers (PM) or implantable cardioverter-defibrillators (ICD), as it is a rather frequent occurrence that has never been addressed in detail in the literature.
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Affiliation(s)
- S Bernardi
- Department of Medical, Surgical and Health Sciences, University of Trieste, Medicina Clinica, Cattinara Teaching Hospital, Strada di Fiume, 34149, Trieste, Italy.
- SS Endocrinologia (UCO Medicina Clinica), Azienda Ospedaliero-Universitaria di Trieste, Cattinara Teaching Hospital, Strada di Fiume, Trieste, Italy.
| | - F Stacul
- SC Radiologia, Azienda Ospedaliero-Universitaria di Trieste, Maggiore Hospital, Piazza dell'Ospitale, Trieste, Italy
| | - M Zecchin
- UCO Cardiologia, Azienda Ospedaliero-Universitaria di Trieste, Cattinara Teaching Hospital, Strada di Fiume, Trieste, Italy
| | - C Dobrinja
- UCO Chirurgia Generale, Azienda Ospedaliero-Universitaria di Trieste, Cattinara Teaching Hospital, Strada di Fiume, Trieste, Italy
| | - F Zanconati
- Department of Medical, Surgical and Health Sciences, University of Trieste, Medicina Clinica, Cattinara Teaching Hospital, Strada di Fiume, 34149, Trieste, Italy
- UCO Anatomia e Istologia Patologica, Azienda Ospedaliero-Universitaria di Trieste, Cattinara Teaching Hospital, Strada di Fiume, Trieste, Italy
| | - B Fabris
- Department of Medical, Surgical and Health Sciences, University of Trieste, Medicina Clinica, Cattinara Teaching Hospital, Strada di Fiume, 34149, Trieste, Italy
- SS Endocrinologia (UCO Medicina Clinica), Azienda Ospedaliero-Universitaria di Trieste, Cattinara Teaching Hospital, Strada di Fiume, Trieste, Italy
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99
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Gharib H, Papini E, Garber JR, Duick DS, Harrell RM, Hegedüs L, Paschke R, Valcavi R, Vitti P. AMERICAN ASSOCIATION OF CLINICAL ENDOCRINOLOGISTS, AMERICAN COLLEGE OF ENDOCRINOLOGY, AND ASSOCIAZIONE MEDICI ENDOCRINOLOGI MEDICAL GUIDELINES FOR CLINICAL PRACTICE FOR THE DIAGNOSIS AND MANAGEMENT OF THYROID NODULES--2016 UPDATE. Endocr Pract 2016; 22:622-39. [PMID: 27167915 DOI: 10.4158/ep161208.gl] [Citation(s) in RCA: 708] [Impact Index Per Article: 88.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
Abstract
Thyroid nodules are detected in up to 50 to 60% of healthy subjects. Most nodules do not cause clinically significant symptoms, and as a result, the main challenge in their management is to rule out malignancy, with ultrasonography (US) and fine-needle aspiration (FNA) biopsy serving as diagnostic cornerstones. The key issues discussed in these guidelines are as follows: (1) US-based categorization of the malignancy risk and indications for US-guided FNA (henceforth, FNA), (2) cytologic classification of FNA samples, (3) the roles of immunocytochemistry and molecular testing applied to thyroid FNA, (4) therapeutic options, and (5) follow-up strategy. Thyroid nodule management during pregnancy and in children are also addressed. On the basis of US features, thyroid nodules may be categorized into 3 groups: low-, intermediate-and high-malignancy risk. FNA should be considered for nodules ≤10 mm diameter only when suspicious US signs are present, while nodules ≤5 mm should be monitored rather than biopsied. A classification scheme of 5 categories (nondiagnostic, benign, indeterminate, suspicious for malignancy, or malignant) is recommended for the cytologic report. Indeterminate lesions are further subdivided into 2 subclasses to more accurately stratify the risk of malignancy. At present, no single cytochemical or genetic marker can definitely rule out malignancy in indeterminate nodules. Nevertheless, these tools should be considered together with clinical data, US signs, elastographic pattern, or results of other imaging techniques to improve the management of these lesions. Most thyroid nodules do not require any treatment, and levothyroxine (LT4) suppressive therapy is not recommended. Percutaneous ethanol injection (PEI) should be the first-line treatment option for relapsing, benign cystic lesions, while US-guided thermal ablation treatments may be considered for solid or mixed symptomatic benign thyroid nodules. Surgery remains the treatment of choice for malignant or suspicious nodules. The present document updates previous guidelines released in 2006 and 2010 by the American Association of Clinical Endocrinologists (AACE), American College of Endocrinology (ACE) and Associazione Medici Endocrinologi (AME).
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100
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Chen F, Tian G, Kong D, Zhong L, Jiang T. Radiofrequency ablation for treatment of benign thyroid nodules: A PRISMA-compliant systematic review and meta-analysis of outcomes. Medicine (Baltimore) 2016; 95:e4659. [PMID: 27559968 PMCID: PMC5400335 DOI: 10.1097/md.0000000000004659] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/28/2016] [Revised: 07/21/2016] [Accepted: 07/21/2016] [Indexed: 01/04/2023] Open
Abstract
BACKGROUND Thyroid nodules (TNs) usually appearing in the general population have the potential possibility of malignant transformation and common problems of jugular oppression such as dyspnea and hoarseness. We performed this meta-analysis to evaluate the efficiency of radiofrequency ablation (RFA) for the treatment of benign TNs in accord with the Preferred Reporting Items for Systematic Reviews and Meta-Analyses statements. METHODS Published literatures were retrieved from PubMed, Embase, Web of Science, and Scopus up to January 27, 2016. Pooled standard mean difference with 95% confidence interval was estimated by fixed- or random-effects model depending on heterogeneity, which was calculated using the Cochran Q, τ, and I statistics. The quality of the articles was evaluated by the Newcastle-Ottawa scale. RESULTS Meta-analysis of data from 1090 patients with 1406 benign TNs in 20 articles showed that with the subgroup stratified by nodule volume, they were significantly decreased at 1, 3, 6, 12, and the last follow-up months, when comparing post-RFA with the initial nodule volume. In addition, the volume also notably declined by cold and hot nodules. By subgrouping into the largest diameter, symptom score, cosmetic score, thyrotropin, triiodothyronine, free thyroxine level, and vascularity, the pooled data indicated that there was a decrease in largest diameter, symptom score, cosmetic score, triiodothyronine level, and vascular scale, an unchanged free thyroxine, and an increased thyrotropin level after RFA. The publication bias for this particular study is presented in the following groups: nodule volume reduction at 6 months and last follow-up month after RFA and symptom score. CONCLUSION In summary, by pooling of these studies we recommended that RFA indeed has the advantages in improving outcomes and providing better prognosis for patients with benign TNs.
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Affiliation(s)
- Fen Chen
- Hepatobiliary and Pancreatic Intervention Center
| | - Guo Tian
- State Key Laboratory for Diagnosis and Treatment of Infectious Diseases, Collaborative Innovation Center for Diagnosis and Treatment of Infectious Diseases, The First Affiliated Hospital, College of Medicine
| | | | - Liyun Zhong
- Department of Ultrasound, The First Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou, China
| | - Tian’an Jiang
- Department of Ultrasound, The First Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou, China
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