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Thomassin-Naggara I, Rousset P, Touboul C, Razakamanantsoa L, Manganaro L. Reasons why it is time to change imaging guidelines on endometriosis. Eur Radiol 2024; 34:6175-6181. [PMID: 38342800 DOI: 10.1007/s00330-024-10595-w] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/05/2023] [Revised: 12/21/2023] [Accepted: 12/29/2023] [Indexed: 02/13/2024]
Abstract
In light of the rising number of patients referred for magnetic resonance imaging (MRI) due to suspected endometriosis and the high expectations of these patients, there is a need for new imaging guidelines to optimally protocol and indicate MRI and transvaginal ultrasonography (TVUS) examinations. This is crucial for accurately addressing the inquiries of gynecologists, encompassing complete mapping and preoperative staging, and facilitating effective communication with patients. In this context, the development of a standardized lexicon, as well as dedicated imaging classifications, is recommended to aid in the comprehensive management of patients. CLINICAL RELEVANCE STATEMENT: The radiologist should use a standardized lexicon and provide a score along with details about the specific compartments affected by endometriosis disease. This helps in offering clearer guidance to the surgeon. KEY POINTS: • An optimal staging is based on the combination of clinical examination, transvaginal US, and MRI. • MRI is able to detect location that is hidden at the beginning of a laparoscopic surgery and thus the need for dedicated MR classifications to correctly stage the disease. • Deep pelvic endometriosis index (dPEI) classification is externally validated and highly correlated with operating time, hospital stay, and postoperative complications.
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Affiliation(s)
- Isabelle Thomassin-Naggara
- Department of Radiology Imaging and Interventional Radiology (IRIS), Service IRIS, Tenon Hospital, APHP, Sorbonne University, 4 rue de la Chine, 75020, Paris, France.
- Saint-Antoine Research Cancer Center, Sorbonne University, INSERM UMR S 938, 75012, Paris, France.
| | | | - Cyril Touboul
- Saint-Antoine Research Cancer Center, Sorbonne University, INSERM UMR S 938, 75012, Paris, France
- APHP, Sorbonne University, Department of Gynaecological Surgery, Obstetrics and Reproductive Medicine, Tenon Hospital, Paris, France
| | - Leo Razakamanantsoa
- Department of Radiology Imaging and Interventional Radiology (IRIS), Service IRIS, Tenon Hospital, APHP, Sorbonne University, 4 rue de la Chine, 75020, Paris, France
- Saint-Antoine Research Cancer Center, Sorbonne University, INSERM UMR S 938, 75012, Paris, France
| | - Lucia Manganaro
- Department of Radiological, Oncological and Pathological Sciences, Policlinico Umberto I Hospital, University Spienza, Rome, Italia
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Barra F, Zorzi C, Albanese M, De Mitri P, Stepniewska A, Roviglione G, Giani M, Albertini G, Ferrero S, Ceccaroni M. Ultrasonographic characterization of parametrial endometriosis: a prospective study. Fertil Steril 2024; 122:150-161. [PMID: 38382700 DOI: 10.1016/j.fertnstert.2024.02.031] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/17/2023] [Revised: 02/13/2024] [Accepted: 02/14/2024] [Indexed: 02/23/2024]
Abstract
OBJECTIVE To study the ultrasonographic diagnostic accuracy and characteristics of parametrial endometriosis comprehensively. DESIGN This prospective study enrolled patients with suspected deep endometriosis (DE) scheduled for laparoscopic surgical treatment. Preoperative ultrasonographic examinations were performed following the International Deep Endometriosis Analysis criteria. This study aimed to evaluate the presence of parametrial endometriosis and its ultrasonographic characteristics, using surgical diagnosis as the reference standard. Additionally, indirect signs of DE and concomitant DE nodules associated with parametrial involvement were identified, assessing their predictive significance in the anterior, lateral, and posterior parametrial areas. SETTING Referral institution for endometriosis. PATIENTS Patients with suspected DE scheduled for surgical treatment. INTERVENTIONS Standardized preoperative ultrasonographic examination. MAIN OUTCOME MEASURES The diagnostic accuracy of transvaginal ultrasound in identifying parametrial endometriosis, including sensitivity and specificity, and the ultrasonographic characteristics of parametrial nodules, prevalence in distinct parametrial areas, and associations with indirect DE signs and concomitant DE nodules. RESULTS Surgical confirmation of parametrial nodules was observed in 105 of 545 patients (left, 18.5; right, 17.0%). Transvaginal ultrasound demonstrated a sensitivity of 77.1% (95% confidence interval, 68.0%-84.8%) and specificity of 99.1% (95% confidence interval, 67.7%-99.8%). Parametrial nodules typically exhibited characteristics such as a mild hypoechoic appearance (83.6%), starry morphology (74.7%), irregular margins (70.2%), and low vascularization. The posterior parametrial region was the most common location (52.2%), followed by the lateral (41.0%) and anterior (6.8%) parametrial regions. Concomitant DE nodules in the rectum (63.5%) and infiltrating the rectovaginal septum (56.5%) were significantly more prevalent in patients with parametrial involvement. Indirect DE signs, such as the ovaries fixed to the uterine wall (71.8%) and the absence of a posterior sliding sign (51.8%), were also more common in women with parametrial nodules. Hydronephrosis, although relatively uncommon in patients with parametrial involvement (8.2%), was largely detected in lateral parametrial nodules (70.0%). CONCLUSIONS This study represents a systematic ultrasonographic characterization of parametrial endometriosis. Specifically, it comprehensively assesses the diagnostic accuracy of transvaginal ultrasound in identifying parametrial involvement within a sizable cohort of patients with preoperative suspicion of DE. CLINICAL TRIAL REGISTRATION NUMBER NCT06017531.
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Affiliation(s)
- Fabio Barra
- Department of Obstetrics and Gynecology, Gynecology Oncology and Minimally-Invasive Pelvic Surgery, International School of Surgical Anatomy (ISSA), IRCCS Ospedale Sacro Cuore-Don Calabria, Negrar (Verona), Italy; Department of Health Sciences (DISSAL), University of Genoa, Genoa, Italy
| | - Carlotta Zorzi
- Department of Obstetrics and Gynecology, Gynecology Oncology and Minimally-Invasive Pelvic Surgery, International School of Surgical Anatomy (ISSA), IRCCS Ospedale Sacro Cuore-Don Calabria, Negrar (Verona), Italy
| | - Mara Albanese
- Department of Obstetrics and Gynecology, Gynecology Oncology and Minimally-Invasive Pelvic Surgery, International School of Surgical Anatomy (ISSA), IRCCS Ospedale Sacro Cuore-Don Calabria, Negrar (Verona), Italy
| | - Paola De Mitri
- Department of Obstetrics and Gynecology, Gynecology Oncology and Minimally-Invasive Pelvic Surgery, International School of Surgical Anatomy (ISSA), IRCCS Ospedale Sacro Cuore-Don Calabria, Negrar (Verona), Italy
| | - Anna Stepniewska
- Department of Obstetrics and Gynecology, Gynecology Oncology and Minimally-Invasive Pelvic Surgery, International School of Surgical Anatomy (ISSA), IRCCS Ospedale Sacro Cuore-Don Calabria, Negrar (Verona), Italy
| | - Giovanni Roviglione
- Department of Obstetrics and Gynecology, Gynecology Oncology and Minimally-Invasive Pelvic Surgery, International School of Surgical Anatomy (ISSA), IRCCS Ospedale Sacro Cuore-Don Calabria, Negrar (Verona), Italy
| | - Milo Giani
- Department of Obstetrics and Gynecology, Gynecology Oncology and Minimally-Invasive Pelvic Surgery, International School of Surgical Anatomy (ISSA), IRCCS Ospedale Sacro Cuore-Don Calabria, Negrar (Verona), Italy
| | - Giorgia Albertini
- Department of Obstetrics and Gynecology, Gynecology Oncology and Minimally-Invasive Pelvic Surgery, International School of Surgical Anatomy (ISSA), IRCCS Ospedale Sacro Cuore-Don Calabria, Negrar (Verona), Italy
| | - Simone Ferrero
- Academic Unit of Obstetrics and Gynecology, IRCCS Ospedale Policlinico San Martino, Genoa, Italy; Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics, Maternal and Child Health (DiNOGMI), University of Genoa, Genoa, Genoa, Italy.
| | - Marcello Ceccaroni
- Department of Obstetrics and Gynecology, Gynecology Oncology and Minimally-Invasive Pelvic Surgery, International School of Surgical Anatomy (ISSA), IRCCS Ospedale Sacro Cuore-Don Calabria, Negrar (Verona), Italy
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Condous G, Gerges B, Thomassin-Naggara I, Becker CM, Tomassetti C, Krentel H, van Herendael BJ, Malzoni M, Abrao MS, Saridogan E, Keckstein J, Hudelist G. Non-Invasive Imaging Techniques for Diagnosis of Pelvic Deep Endometriosis and Endometriosis Classification Systems: An International Consensus Statement. J Minim Invasive Gynecol 2024; 31:557-573. [PMID: 38819341 DOI: 10.1016/j.jmig.2024.04.006] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 06/01/2024]
Abstract
The International Society of Ultrasound in Obstetrics and Gynecology (ISUOG) and International Deep Endometriosis Analysis (IDEA) group, the European Endometriosis League (EEL), the European Society for Gynaecological Endoscopy (ESGE), the European Society of Human Reproduction and Embryology (ESHRE), the International Society for Gynecologic Endoscopy (ISGE), the American Association of Gynecologic Laparoscopists (AAGL) and the European Society of Urogenital Radiology (ESUR) elected an international, multidisciplinary panel of gynecological surgeons, sonographers and radiologists, including a steering committee, which searched the literature for relevant articles in order to review the literature and provide evidence-based and clinically relevant statements on the use of imaging techniques for non-invasive diagnosis and classification of pelvic deep endometriosis. Preliminary statements were drafted based on review of the relevant literature. Following two rounds of revisions and voting orchestrated by chairs of the participating societies, consensus statements were finalized. A final version of the document was then resubmitted to the society chairs for approval. Twenty statements were drafted, of which 14 reached strong and three moderate agreement after the first voting round. The remaining three statements were discussed by all members of the steering committee and society chairs and rephrased, followed by an additional round of voting. At the conclusion of the process, 14 statements had strong and five statements moderate agreement, with one statement left in equipoise. This consensus work aims to guide clinicians involved in treating women with suspected endometriosis during patient assessment, counseling and planning of surgical treatment strategies.
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Affiliation(s)
- George Condous
- Acute Gynaecology, Early Pregnancy & Advanced Endosurgery Unit, Sydney Medical School Nepean, University of Sydney, Nepean Hospital, Penrith, NSW, Australia.
| | - Bassem Gerges
- Acute Gynaecology, Early Pregnancy & Advanced Endosurgery Unit, Sydney Medical School Nepean, University of Sydney, Nepean Hospital, Penrith, NSW, Australia; Sydney West Advanced Pelvic Surgery (SWAPS), Blacktown Hospital, Blacktown, NSW, Australia
| | | | - Christian M Becker
- Endometriosis CaRe Centre Oxford, Nuffield Department of Women's and Reproductive Health, University of Oxford, Oxford, UK
| | - Carla Tomassetti
- Department of Gynaecology and Obstetrics, University Hospitals Leuven, Leuven, Belgium; Faculty of Medicine, Department of Development and Regeneration, KU Leuven, Leuven, Belgium
| | - Harald Krentel
- Department of Gynecology, Obstetrics and Gynecological Oncology, Bethesda Hospital, Duisburg, Germany
| | - Bruno J van Herendael
- Ziekenhuis Netwerk Antwerpen Campus Stuivenberg, Antwerp, Belgium; Università degli Studi dell'Insubria, Varese, Italy
| | - Mario Malzoni
- Endoscopica Malzoni, Centre for Advanced Pelvic Surgery, Avellino Italy
| | - Mauricio S Abrao
- Disciplina de Ginecologia, Departamento de Obstetricia e Ginecologia, Faculdade de Medicina FMUSP, Universidade de Sao Paulo, Sao Paulo, Brazil
| | - Ertan Saridogan
- Department of Obstetrics and Gynaecology, University College London Hospital, London, UK
| | | | - Gernot Hudelist
- Center for Endometriosis, Hospital St. John of God Vienna; Rudolfinerhaus Private Clinic & Campus, Vienna, Austria
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Condous G, Gerges B, Thomassin-Naggara I, Becker C, Tomassetti C, Krentel H, van Herendael BJ, Malzoni M, Abrao MS, Saridogan E, Keckstein J, Hudelist G. Non-invasive imaging techniques for diagnosis of pelvic deep endometriosis and endometriosis classification systems: an International Consensus Statement. ULTRASOUND IN OBSTETRICS & GYNECOLOGY : THE OFFICIAL JOURNAL OF THE INTERNATIONAL SOCIETY OF ULTRASOUND IN OBSTETRICS AND GYNECOLOGY 2024; 64:129-144. [PMID: 38808587 DOI: 10.1002/uog.27560] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/17/2023] [Revised: 11/03/2023] [Accepted: 11/17/2023] [Indexed: 05/30/2024]
Abstract
The International Society of Ultrasound in Obstetrics and Gynecology (ISUOG) and International Deep Endometriosis Analysis (IDEA) group, the European Endometriosis League (EEL), the European Society for Gynaecological Endoscopy (ESGE), the European Society of Human Reproduction and Embryology (ESHRE), the International Society for Gynecologic Endoscopy (ISGE), the American Association of Gynecologic Laparoscopists (AAGL) and the European Society of Urogenital Radiology (ESUR) elected an international, multidisciplinary panel of gynecological surgeons, sonographers and radiologists, including a steering committee, which searched the literature for relevant articles in order to review the literature and provide evidence-based and clinically relevant statements on the use of imaging techniques for non-invasive diagnosis and classification of pelvic deep endometriosis. Preliminary statements were drafted based on review of the relevant literature. Following two rounds of revisions and voting orchestrated by chairs of the participating societies, consensus statements were finalized. A final version of the document was then resubmitted to the society chairs for approval. Twenty statements were drafted, of which 14 reached strong and three moderate agreement after the first voting round. The remaining three statements were discussed by all members of the steering committee and society chairs and rephrased, followed by an additional round of voting. At the conclusion of the process, 14 statements had strong and five statements moderate agreement, with one statement left in equipoise. This consensus work aims to guide clinicians involved in treating women with suspected endometriosis during patient assessment, counseling and planning of surgical treatment strategies. © 2024 The Authors. Published by John Wiley & Sons Ltd on behalf of International Society of Ultrasound in Obstetrics and Gynecology, by Universa Press, by The International Society for Gynecologic Endoscopy, by Oxford University Press on behalf of European Society of Human Reproduction and Embryology, by Elsevier Inc. on behalf of American Association of Gynecologic Laparoscopists and by Elsevier B.V.
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Affiliation(s)
- G Condous
- Acute Gynaecology, Early Pregnancy & Advanced Endosurgery Unit, Sydney Medical School Nepean, University of Sydney, Nepean Hospital, Penrith, NSW, Australia
| | - B Gerges
- Acute Gynaecology, Early Pregnancy & Advanced Endosurgery Unit, Sydney Medical School Nepean, University of Sydney, Nepean Hospital, Penrith, NSW, Australia
- Sydney West Advanced Pelvic Surgery (SWAPS), Blacktown Hospital, Blacktown, NSW, Australia
| | - I Thomassin-Naggara
- APHP Hopital Tenon, Department of Radiology, Sorbonne Université, Paris, France
| | - C Becker
- Endometriosis CaRe Centre Oxford, Nuffield Department of Women's and Reproductive Health, University of Oxford, Oxford, UK
| | - C Tomassetti
- Department of Gynaecology and Obstetrics, University Hospitals Leuven, Leuven, Belgium
- Faculty of Medicine, Department of Development and Regeneration, KU Leuven, Leuven, Belgium
| | - H Krentel
- Department of Gynecology, Obstetrics and Gynecological Oncology, Bethesda Hospital, Duisburg, Germany
| | - B J van Herendael
- Ziekenhuis Netwerk Antwerpen Campus Stuivenberg, Antwerp, Belgium
- Università degli Studi dell'Insubria, Varese, Italy
| | - M Malzoni
- Endoscopica Malzoni, Centre for Advanced Pelvic Surgery, Avellino, Italy
| | - M S Abrao
- Disciplina de Ginecologia, Departamento de Obstetricia e Ginecologia, Faculdade de Medicina FMUSP, Universidade de Sao Paulo, Sao Paulo, Brazil
| | - E Saridogan
- Department of Obstetrics and Gynaecology, University College London Hospital, London, UK
| | - J Keckstein
- Stiftung Endometrioseforschung (SEF), Westerstede, Germany
| | - G Hudelist
- Center for Endometriosis, Hospital St. John of God Vienna; Rudolfinerhaus Private Clinic & Campus, Vienna, Austria
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Condous G, Gerges B, Thomassin-Naggara I, Becker C, Tomassetti C, Krentel H, van Herendael BJ, Malzoni M, Abrao MS, Saridogan E, Keckstein J, Hudelist G. Non-invasive imaging techniques for diagnosis of pelvic deep endometriosis and endometriosis classification systems: an International Consensus Statement†,‡. Facts Views Vis Obgyn 2024; 16:127-144. [PMID: 38807551 PMCID: PMC11366111 DOI: 10.52054/fvvo.16.2.012] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 05/30/2024] Open
Abstract
The International Society of Ultrasound in Obstetrics and Gynecology (ISUOG) and International Deep Endometriosis Analysis (IDEA) group, the European Endometriosis League (EEL), the European Society for Gynaecological Endoscopy (ESGE), the European Society of Human Reproduction and Embryology (ESHRE), the International Society for Gynecologic Endoscopy (ISGE), the American Association of Gynecologic Laparoscopists (AAGL) and the European Society of Urogenital Radiology (ESUR) elected an international, multidisciplinary panel of gynecological surgeons, sonographers and radiologists, including a steering committee, which searched the literature for relevant articles in order to review the literature and provide evidence-based and clinically relevant statements on the use of imaging techniques for non-invasive diagnosis and classification of pelvic deep endometriosis. Preliminary statements were drafted based on a review of the relevant literature. Following two rounds of revisions and voting orchestrated by chairs of the participating societies, consensus statements were finalized. A final version of the document was then resubmitted to the society chairs for approval. Twenty statements were drafted, of which 14 reached strong and three moderate agreement after the first voting round. The remaining three statements were discussed by all members of the steering committee and society chairs and rephrased, followed by an additional round of voting. At the conclusion of the process, 14 statements had strong and five statements moderate agreement, with one statement left in equipoise. This consensus work aims to guide clinicians involved in treating women with suspected endometriosis during patient assessment, counselling and planning of surgical treatment strategies.
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Condous G, Gerges B, Thomassin-Naggara I, Becker C, Tomassetti C, Krentel H, van Herendael BJ, Malzoni M, Abrao MS, Saridogan E, Keckstein J, Hudelist G. Non-invasive imaging techniques for diagnosis of pelvic deep endometriosis and endometriosis classification systems: an International Consensus Statement . Hum Reprod Open 2024; 2024:hoae029. [PMID: 38812884 PMCID: PMC11134890 DOI: 10.1093/hropen/hoae029] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/05/2024] [Indexed: 05/31/2024] Open
Abstract
The International Society of Ultrasound in Obstetrics and Gynecology (ISUOG) and International Deep Endometriosis Analysis (IDEA) group, the European Endometriosis League (EEL), the European Society for Gynaecological Endoscopy (ESGE), ESHRE, the International Society for Gynecologic Endoscopy (ISGE), the American Association of Gynecologic Laparoscopists (AAGL) and the European Society of Urogenital Radiology (ESUR) elected an international, multidisciplinary panel of gynecological surgeons, sonographers, and radiologists, including a steering committee, which searched the literature for relevant articles in order to review the literature and provide evidence-based and clinically relevant statements on the use of imaging techniques for non-invasive diagnosis and classification of pelvic deep endometriosis. Preliminary statements were drafted based on review of the relevant literature. Following two rounds of revisions and voting orchestrated by chairs of the participating societies, consensus statements were finalized. A final version of the document was then resubmitted to the society chairs for approval. Twenty statements were drafted, of which 14 reached strong and three moderate agreement after the first voting round. The remaining three statements were discussed by all members of the steering committee and society chairs and rephrased, followed by an additional round of voting. At the conclusion of the process, 14 statements had strong and five statements moderate agreement, with one statement left in equipoise. This consensus work aims to guide clinicians involved in treating women with suspected endometriosis during patient assessment, counselling, and planning of surgical treatment strategies.
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Affiliation(s)
- G Condous
- Acute Gynaecology, Early Pregnancy & Advanced Endosurgery Unit, Sydney Medical School Nepean, University of Sydney, Nepean Hospital, Penrith, NSW, Australia
| | - B Gerges
- Acute Gynaecology, Early Pregnancy & Advanced Endosurgery Unit, Sydney Medical School Nepean, University of Sydney, Nepean Hospital, Penrith, NSW, Australia
- Sydney West Advanced Pelvic Surgery (SWAPS), Blacktown Hospital, Blacktown, NSW, Australia
| | - I Thomassin-Naggara
- APHP Hopital Tenon, Department of Radiology, Sorbonne Université, Paris, France
| | - C Becker
- Nuffield Department of Women’s and Reproductive Health, Endometriosis CaRe Centre Oxford, University of Oxford, Oxford, UK
| | - C Tomassetti
- Department of Gynaecology and Obstetrics, University Hospitals Leuven, Leuven, Belgium
- Department of Development and Regeneration, Faculty of Medicine, KU Leuven, Leuven, Belgium
| | - H Krentel
- Department of Gynecology, Obstetrics and Gynecological Oncology, Bethesda Hospital, Duisburg, Germany
| | - B J van Herendael
- Department of Minimally Invasive Gynecologic Surgery, Ziekenhuis Netwerk Antwerpen Campus Stuivenberg, Antwerp, Belgium
- Università degli Studi dell‘Insubria, Varese, Italy
| | - M Malzoni
- Endoscopica Malzoni, Centre for Advanced Pelvic Surgery, Avellino, Italy
| | - M S Abrao
- Disciplina de Ginecologia, Departamento de Obstetricia e Ginecologia, Faculdade de Medicina FMUSP, Universidade de Sao Paulo, Sao Paulo, Brazil
| | - E Saridogan
- Department of Obstetrics and Gynaecology, University College London Hospital, London, UK
| | - J Keckstein
- Stiftung Endometrioseforschung (SEF), Westerstede, Germany
| | - G Hudelist
- Department of Gynecology, Center for Endometriosis, Hospital St John of God Vienna, Vienna,Austria
- Rudolfinerhaus Private Clinic & Campus, Vienna, Austria
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Avery JC, Deslandes A, Freger SM, Leonardi M, Lo G, Carneiro G, Condous G, Hull ML. Noninvasive diagnostic imaging for endometriosis part 1: a systematic review of recent developments in ultrasound, combination imaging, and artificial intelligence. Fertil Steril 2024; 121:164-188. [PMID: 38101562 DOI: 10.1016/j.fertnstert.2023.12.008] [Citation(s) in RCA: 5] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/02/2023] [Accepted: 12/06/2023] [Indexed: 12/17/2023]
Abstract
Endometriosis affects 1 in 9 women and those assigned female at birth. However, it takes 6.4 years to diagnose using the conventional standard of laparoscopy. Noninvasive imaging enables a timelier diagnosis, reducing diagnostic delay as well as the risk and expense of surgery. This review updates the exponentially increasing literature exploring the diagnostic value of endometriosis specialist transvaginal ultrasound (eTVUS), combinations of eTVUS and specialist magnetic resonance imaging, and artificial intelligence. Concentrating on literature that emerged after the publication of the IDEA consensus in 2016, we identified 6192 publications and reviewed 49 studies focused on diagnosing endometriosis using emerging imaging techniques. The diagnostic performance of eTVUS continues to improve but there are still limitations. eTVUS reliably detects ovarian endometriomas, shows high specificity for deep endometriosis and should be considered diagnostic. However, a negative scan cannot preclude endometriosis as eTVUS shows moderate sensitivity scores for deep endometriosis, with the sonographic evaluation of superficial endometriosis still in its infancy. The fast-growing area of artificial intelligence in endometriosis detection is still evolving, but shows great promise, particularly in the area of combined multimodal techniques. We finalize our commentary by exploring the implications of practice change for surgeons, sonographers, radiologists, and fertility specialists. Direct benefits for endometriosis patients include reduced diagnostic delay, better access to targeted therapeutics, higher quality operative procedures, and improved fertility treatment plans.
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Affiliation(s)
- Jodie C Avery
- Robinson Research Institute, Adelaide Medical School, University of Adelaide, Adelaide, South Australia, Australia.
| | - Alison Deslandes
- Robinson Research Institute, Adelaide Medical School, University of Adelaide, Adelaide, South Australia, Australia
| | - Shay M Freger
- Department of Obstetrics and Gynecology McMaster University, Hamilton, ON, Canada
| | - Mathew Leonardi
- Robinson Research Institute, Adelaide Medical School, University of Adelaide, Adelaide, South Australia, Australia; Department of Obstetrics and Gynecology McMaster University, Hamilton, ON, Canada
| | - Glen Lo
- Curtin Medical School, Curtin University, Perth, Western Australia, Australia
| | - Gustavo Carneiro
- Robinson Research Institute, Adelaide Medical School, University of Adelaide, Adelaide, South Australia, Australia; Centre for Vision, Speech and Signal Processing (CVSSP), School of Computer Science and Electronic Engineering, University of Surrey, Guildford, United Kingdom
| | - G Condous
- Robinson Research Institute, Adelaide Medical School, University of Adelaide, Adelaide, South Australia, Australia; Gynaecology Department, Omni Ultrasound and Gynaecological Care, Sydney, New South Wales, Australia
| | - Mary Louise Hull
- Robinson Research Institute, Adelaide Medical School, University of Adelaide, Adelaide, South Australia, Australia; Gynaecology Department, Embrace Fertility, Adelaide, South Australia, Australia
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8
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Ruaux E, VanBuren WM, Nougaret S, Gavrel M, Charlot M, Grangeon F, Bolze PA, Thomassin-Naggara I, Rousset P. Endometriosis MR mimickers: T2-hypointense lesions. Insights Imaging 2024; 15:20. [PMID: 38267633 PMCID: PMC10808434 DOI: 10.1186/s13244-023-01588-2] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/21/2023] [Accepted: 10/27/2023] [Indexed: 01/26/2024] Open
Abstract
Endometriosis is a common crippling disease in women of reproductive age. Magnetic resonance imaging (MRI) is considered the cornerstone radiological technique for both the diagnosis and management of endometriosis. While its sensitivity, especially in deep infiltrating endometriosis, is superior to that of ultrasonography, many sources of false-positive results exist, leading to a lack of specificity. Hypointense lesions or pseudo-lesions on T2-weighted images include anatomical variants, fibrous connective tissues, benign and malignant tumors, feces, surgical materials, and post treatment scars which may mimic deep pelvic infiltrating endometriosis. False positives can have a major impact on patient management, from diagnosis to medical or surgical treatment. This educational review aims to help the radiologist acknowledge MRI criteria, pitfalls, and the differential diagnosis of deep pelvic infiltrating endometriosis to reduce false-positive results. Critical relevance statement MRI in deep infiltrating endometriosis has a 23% false-positive rate, leading to misdiagnosis. T2-hypointense lesions primarily result from anatomical variations, fibrous connective tissue, benign and malignant tumors, feces, surgical material, and post-treatment scars. Key points • MRI in DIE has a 23% false-positive rate, leading to potential misdiagnosis.• Anatomical variations, fibrous connective tissues, neoplasms, and surgical alterations are the main sources of T2-hypointense mimickers.• Multisequence interpretation, morphologic assessment, and precise anatomic localization are crucial to prevent overdiagnosis.• Gadolinium injection is beneficial for assessing endometriosis differential diagnosis only in specific conditions.
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Affiliation(s)
- Edouard Ruaux
- Department of Radiology, Hospices Civils de Lyon, Lyon Sud University Hospital, Lyon 1 Claude Bernard University, EMR 3738, Pierre Bénite, France
| | | | - Stéphanie Nougaret
- Department of Radiology, Montpellier Cancer Institute, U1194, Montpellier University, 34295, Montpellier, France
| | - Marie Gavrel
- Department of Radiology, Hospices Civils de Lyon, Lyon Sud University Hospital, Lyon 1 Claude Bernard University, EMR 3738, Pierre Bénite, France
| | - Mathilde Charlot
- Department of Radiology, Hospices Civils de Lyon, Lyon Sud University Hospital, Lyon 1 Claude Bernard University, EMR 3738, Pierre Bénite, France
| | - Flavia Grangeon
- Department of Radiology, Hospices Civils de Lyon, Lyon Sud University Hospital, Lyon 1 Claude Bernard University, EMR 3738, Pierre Bénite, France
| | - Pierre-Adrien Bolze
- Department of Gynecology and Obstetrics, Hospices Civils de Lyon, Lyon Sud University Hospital, Lyon 1 Claude Bernard University, EMR 3738, 69495, Pierre Bénite, France
| | - Isabelle Thomassin-Naggara
- Department of Radiology, Service Imageries Radiologiques Et Interventionnelles Spécialisées, Hôpital Tenon, Assistance Publique Hôpitaux de Paris, Sorbonne Université, 75020, Paris, France
| | - Pascal Rousset
- Department of Radiology, Hospices Civils de Lyon, Lyon Sud University Hospital, Lyon 1 Claude Bernard University, EMR 3738, Pierre Bénite, France.
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