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Auen T, Talmon G. Nasopharyngeal Carcinoma: Connecting Antemortem and Postmortem Findings to Highlight a Rare Case of EBV and HPV Negativity. Case Rep Pathol 2024; 2024:8881912. [PMID: 38962102 PMCID: PMC11221976 DOI: 10.1155/2024/8881912] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/05/2023] [Revised: 05/08/2024] [Accepted: 05/09/2024] [Indexed: 07/05/2024] Open
Abstract
Nasopharyngeal carcinoma is an endemic entity with a strong association with Epstein-Barr virus and a new recognition of human papilloma virus-mediated effects in nonendemic areas. Here, we discuss a nasopharyngeal carcinoma suspected as based on imaging results with metastasis to the lymph nodes, lung, spleen, bone, and liver. Gross and microscopic findings from the autopsy were clinicopathologically correlated with antemortem clinical studies and investigations. The authors report a case of EBV- and HPV-negative nonendemic, multisite metastatic nasopharyngeal carcinoma, shown to be nonkeratinizing undifferentiated subtype.
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Affiliation(s)
- Thomas Auen
- University of Nebraska Medical CenterDepartment of Pathology, Microbiology, and Immunology983135 Nebraska Medical CenterMedical Science Building, 3rd Floor, Omaha, NE 68198, USA
| | - Geoffrey Talmon
- University of Nebraska Medical CenterDepartment of Pathology, Microbiology, and Immunology983135 Nebraska Medical CenterMedical Science Building, 3rd Floor, Omaha, NE 68198, USA
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2
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Panandtigri S, Siaˡ NPX, Charkaouiˡ M, Benchakrounˡ N, Bouchbikaˡ Z, Jouhadiˡ H, Tawfiqˡ N, Sahraouiˡ S, Beniderˡ A. Paraneoplastic dermatomyositis revealing undifferentiated nasopharyngeal carcinoma at early stage: a case report. J Med Case Rep 2022; 16:3. [PMID: 34980241 PMCID: PMC8725533 DOI: 10.1186/s13256-021-03154-0] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/01/2021] [Accepted: 10/18/2021] [Indexed: 11/10/2022] Open
Abstract
Context Dermatomyositis is a rare autoimmune disease characterized by noninfectious inflammatory damage of skin and predominant muscles in the belts. It is believed to be associated with about 1 in 1000 cases of nasopharyngeal carcinoma. This association has been described for locally advanced stages II and III nasopharyngeal carcinoma. It has rarely been described in the early stages (stage I). Case presentation A 65-year-old Moroccan patient residing in Casablanca, with no particular history was referred to the Mohamed VI Center for the treatment of cancers of the University Hospital Center IBN ROCHD in Casablanca, for treatment of nasopharyngeal cancer. He was admitted in poor general condition, performance status 3, with erythema on the face, neck, and extremities. The diagnosis of paraneoplastic dermatomyositis was made owing to progressive muscle weakness and elevation of muscle enzymes associated with the typical rash of the face and hands. He received corticosteroid therapy and then radiotherapy to the nasopharynx with good clinical outcome, disappearance of skin lesions, and recovery of muscle strength. Conclusions We report this case of dermatomyositis in early-stage nasopharyngeal carcinoma, which is a rarely described entity. Rapid treatment of dermatomyositis improved the patient’s quality of life and enabled him to support specific cancer treatments. This can be used as an element of early diagnosis and monitoring after treatment.
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Affiliation(s)
- Souleymane Panandtigri
- Center Mohamed VI for the Treatment of Cancers of the University Hospital Center IBN ROCHD Casablanca, Casablanca, Morocco.
| | - Nioka Pierre Xavier Siaˡ
- Center Mohamed VI for the Treatment of Cancers of the University Hospital Center IBN ROCHD Casablanca, Casablanca, Morocco
| | - Meryeme Charkaouiˡ
- Center Mohamed VI for the Treatment of Cancers of the University Hospital Center IBN ROCHD Casablanca, Casablanca, Morocco
| | - Nadia Benchakrounˡ
- Center Mohamed VI for the Treatment of Cancers of the University Hospital Center IBN ROCHD Casablanca, Casablanca, Morocco
| | - Zineb Bouchbikaˡ
- Center Mohamed VI for the Treatment of Cancers of the University Hospital Center IBN ROCHD Casablanca, Casablanca, Morocco
| | - Hassan Jouhadiˡ
- Center Mohamed VI for the Treatment of Cancers of the University Hospital Center IBN ROCHD Casablanca, Casablanca, Morocco
| | - Nezha Tawfiqˡ
- Center Mohamed VI for the Treatment of Cancers of the University Hospital Center IBN ROCHD Casablanca, Casablanca, Morocco
| | - Souha Sahraouiˡ
- Center Mohamed VI for the Treatment of Cancers of the University Hospital Center IBN ROCHD Casablanca, Casablanca, Morocco
| | - Abdellatif Beniderˡ
- Center Mohamed VI for the Treatment of Cancers of the University Hospital Center IBN ROCHD Casablanca, Casablanca, Morocco
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Klukas J, Pudszuhn A, Kusch K, Obermueller T, Hofmann VM. [Dermatomyositis as a paraneoplastic syndrome of head-neck-cancer: Case series & literature review]. Laryngorhinootologie 2021; 100:542-549. [PMID: 33906244 DOI: 10.1055/a-1408-6551] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/21/2022]
Abstract
INTRODUCTION Dermatomyositis (DM) is a rare disease with the clinical manifestation of weakness and pain of proximal muscles as well as lilac-coloured skin lesions. One fifth of the cases is associated with the occurrence of a malignant tumor disease. The aim of this study is to evaluate the relevance of DM as a paraneoplastic syndrome in head and neck cancer taken into account the current literature. MATERIAL/METHODS After retrospective analysis of medical records of head-neck-cancer patients treated between 2008 and 2018, 8 patients with DM were detected: 4 patients with tonsil carcinoma, 1 patient with nasopharyngeal carcinoma, 1 patient carcinoma of the parotid gland and two patients with lymphoma. The diagnosis, therapy and treatment results of these cases are described. Furthermore, a selective analysis of the literature (pubmed) about DM with head-neck cancer was conducted. A total of 290 cases were identified: In 283 cases, the tumors were located in the nasopharynx, in five cases in the tonsil and in two cases in the hypopharynx. CONCLUSION DM as a paraneoplastic syndrome of head and neck tumors is rare and more often associated with nasopharyngeal cancer and rarely with tonsil cancer. The clustering of DM with head and neck tumors regarding ethnicity (nasopharyngeal carcinoma - Asian origin, tonsillar carcinoma- Caucasian origin) might be due to the regional different incidences of these tumor entities.In patients with DM, especially in presence of cervical lymphadenopathy a tumor in the head and neck area should be evaluated. The course of tumor-associated DM is positively influenced by tumor therapy. The consistent therapy and monitoring of DM is fundamental for a successful tumor treatment as well.
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Affiliation(s)
- Jana Klukas
- Charité - Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Klinik für Hals-Nasen-Ohrenheilkunde, Campus Benjamin Franklin
| | - Annett Pudszuhn
- Charité - Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Klinik für Hals-Nasen-Ohrenheilkunde, Campus Benjamin Franklin
| | - Kerstin Kusch
- Charité - Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Klinik für Dermatologie, Venerologie und Allergologie, Campus Benjamin Franklin
| | - Theresa Obermueller
- Charité - Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Klinik für Hals-Nasen-Ohrenheilkunde, Campus Benjamin Franklin
| | - Veit M Hofmann
- Charité - Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Klinik für Hals-Nasen-Ohrenheilkunde, Campus Benjamin Franklin
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Irekeola AA, Shueb RH, E. A. R. ENS, Wada Y, Abdul Rahman Z, Ahmad S, Mohamud R, Mat Lazim N, Yean CY. Prevalence of Nasopharyngeal Carcinoma in Patients with Dermatomyositis: A Systematic Review and Meta-Analysis. Cancers (Basel) 2021; 13:cancers13081886. [PMID: 33919987 PMCID: PMC8071042 DOI: 10.3390/cancers13081886] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/01/2021] [Revised: 03/25/2021] [Accepted: 04/03/2021] [Indexed: 01/02/2023] Open
Abstract
Simple Summary This first systematic review and meta-analysis on the prevalence of nasopharyngeal carcinoma in patients suffering dermatomyositis was necessitated by the absence of a true and reliable prevalence estimate necessary to adequately inform medical preparedness and decisions. Following a careful review of literature and data analyses, a prevalence of 3.3% was found. It is hoped that a clear knowledge of the actual prevalence of nasopharyngeal carcinoma in dermatomyositis patients would not only help sensitize clinicians and patients about the frequency of these disease conditions but would also enhance the adoption of precautions essential to mitigate their co-occurrence in patients. Abstract For more than 50 years, nasopharyngeal carcinoma (NPC) has been associated with dermatomyositis (DM), a rare idiopathic inflammatory disorder that mainly affects the skin and muscles. Although the association between these rare diseases is well-documented, the actual prevalence of NPC in DM patients remains unknown. Here, a systematic review and meta-analysis of published data was conducted in accordance with the guidelines of Preferred Reporting Items for Systematic Reviews and Meta-Analysis (PRISMA). Electronic databases including PubMed, Scopus, ScienceDirect, and Google Scholar were searched without year or language restrictions for studies reporting the occurrence of NPC in DM patients. The study protocol was lodged with PROSPERO (CRD42021225335). A total of 95 studies covering 303 cases of NPC among 16,010 DM patients was included. Summary estimates were calculated using the random-effects model. The pooled prevalence of NPC in DM was 3.3% (95% CI, 2.5–4.3). When stratified according to study location, higher prevalence estimates were obtained for Hong Kong (36.5%), Malaysia (27.7%), and Singapore (11.9%). There was a predominance of cases among male DM patients compared with females, and most patients were aged 40 and above. Many of the NPC cases were found to be diagnosed after the diagnosis of DM. It is therefore pertinent to screen for NPC in DM patients, especially among older DM patients in the Asian region.
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Affiliation(s)
- Ahmad Adebayo Irekeola
- Department of Medical Microbiology and Parasitology, School of Medical Sciences, Health Campus, Universiti Sains Malaysia, Kubang Kerian 16150, Kelantan, Malaysia; (A.A.I.); (E.N.S.E.A.R.); (Y.W.); (Z.A.R.); (C.Y.Y.)
- Microbiology Unit, Department of Biological Sciences, College of Natural and Applied Sciences, Summit University Offa, Offa PMB 4412, Nigeria
| | - Rafidah Hanim Shueb
- Department of Medical Microbiology and Parasitology, School of Medical Sciences, Health Campus, Universiti Sains Malaysia, Kubang Kerian 16150, Kelantan, Malaysia; (A.A.I.); (E.N.S.E.A.R.); (Y.W.); (Z.A.R.); (C.Y.Y.)
- Institute for Research in Molecular Medicine (INFORMM), Universiti Sains Malaysia, Kubang Kerian 16150, Kelantan, Malaysia
- Correspondence:
| | - Engku Nur Syafirah E. A. R.
- Department of Medical Microbiology and Parasitology, School of Medical Sciences, Health Campus, Universiti Sains Malaysia, Kubang Kerian 16150, Kelantan, Malaysia; (A.A.I.); (E.N.S.E.A.R.); (Y.W.); (Z.A.R.); (C.Y.Y.)
| | - Yusuf Wada
- Department of Medical Microbiology and Parasitology, School of Medical Sciences, Health Campus, Universiti Sains Malaysia, Kubang Kerian 16150, Kelantan, Malaysia; (A.A.I.); (E.N.S.E.A.R.); (Y.W.); (Z.A.R.); (C.Y.Y.)
- Department of Zoology, Faculty of Life Sciences, Ahmadu Bello University, Zaria 810211, Nigeria
| | - Zaidah Abdul Rahman
- Department of Medical Microbiology and Parasitology, School of Medical Sciences, Health Campus, Universiti Sains Malaysia, Kubang Kerian 16150, Kelantan, Malaysia; (A.A.I.); (E.N.S.E.A.R.); (Y.W.); (Z.A.R.); (C.Y.Y.)
- Hospital Universiti Sains Malaysia, Universiti Sains Malaysia, Kubang Kerian 16150, Kelantan, Malaysia
| | - Suhana Ahmad
- Department of Immunology, School of Medical Sciences, Health Campus, Universiti Sains Malaysia, Kubang Kerian 16150, Kelantan, Malaysia; (S.A.); (R.M.)
| | - Rohimah Mohamud
- Department of Immunology, School of Medical Sciences, Health Campus, Universiti Sains Malaysia, Kubang Kerian 16150, Kelantan, Malaysia; (S.A.); (R.M.)
| | - Norhafiza Mat Lazim
- Department of Otorhinolaryngology-Head and Neck Surgery, School of Medical Sciences, Health Campus, Universiti Sains Malaysia, Kubang Kerian 16150, Kelantan, Malaysia;
| | - Chan Yean Yean
- Department of Medical Microbiology and Parasitology, School of Medical Sciences, Health Campus, Universiti Sains Malaysia, Kubang Kerian 16150, Kelantan, Malaysia; (A.A.I.); (E.N.S.E.A.R.); (Y.W.); (Z.A.R.); (C.Y.Y.)
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Ofori E, Ramai D, Ona M, Reddy M. Paraneoplastic Dermatomyositis Syndrome Presenting as Dysphagia. Gastroenterology Res 2017; 10:251-254. [PMID: 28912913 PMCID: PMC5593446 DOI: 10.14740/gr841w] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/26/2017] [Accepted: 05/23/2017] [Indexed: 11/23/2022] Open
Abstract
Dermatomyositis (DM) is a rare autoimmune condition which predominantly affects females in the fifth and sixth decades of life. DM presents acutely or progressively as painless proximal skeletal muscle weakness and can be associated with a heliotropic rash around the eyes, and Gottron’s papules on extensor surfaces of the hands. While the pathophysiology of DM is still unclear, abnormal T- and B-cell immune activity has been reported. DM has been associated with malignancy and has been shown to appear before, concurrently with, or after diagnosis of cancer. We report a 72-year-old female with renal clear cell carcinoma, breast cancer, and papillary serous carcinoma of the uterus, who presented with progressive weakness, 30 pound weight loss, and dysphagia over the past 3 months. She also reported difficulty in ambulating, facial rash, and inability to extend her fingers. Left bicep muscle biopsy and staining with nicotinamide adenine dinucleotide tetrazolium reductase (NADH-TR) identified frequent myofibers with targetoid-like changes consistent with DM. Despite immunosuppression with intravenous corticosteroids, she did not respond to the treatment and a percutaneous gastrostomy tube was placed for enteral feeding.
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Affiliation(s)
- Emmanuel Ofori
- Department of Gastroenterology and Hepatology, The Brooklyn Hospital Center, Academic Affiliate of The Icahn School of Medicine at Mount Sinai, Clinical Affiliate of The Mount Sinai Hospital, 121 Dekalb Avenue, Brooklyn, NY 11201, USA
| | - Daryl Ramai
- Department of Anatomical Sciences, St. George's University School of Medicine, True Blue, Grenada, WI
| | - Mel Ona
- Department of Gastroenterology and Hepatology, The Brooklyn Hospital Center, Academic Affiliate of The Icahn School of Medicine at Mount Sinai, Clinical Affiliate of The Mount Sinai Hospital, 121 Dekalb Avenue, Brooklyn, NY 11201, USA
| | - Madhavi Reddy
- Department of Gastroenterology and Hepatology, The Brooklyn Hospital Center, Academic Affiliate of The Icahn School of Medicine at Mount Sinai, Clinical Affiliate of The Mount Sinai Hospital, 121 Dekalb Avenue, Brooklyn, NY 11201, USA
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6
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Abstract
Dermatomyositis is a chronic systemic autoimmune disease characterized by inflammatory infiltrates in the skin and muscle. The wide variability in clinical and serologic presentation poses a diagnostic challenge for the internist. Appreciation of the clinical variants of dermatomyositis allows for expedient diagnosis and avoidance of diagnostic error. We illustrate these challenges with the case of a 51-year-old Vietnamese-American man who initially presented with fever of unknown origin in the absence of overt skin and muscle manifestations. The diagnosis of dermatomyositis was not evident on several clinical encounters due to the absence of these hallmark symptoms. We review the variable clinical manifestations of a subtype of dermatomyositis associated with an autoantibody against melanoma differentiation-associated protein 5 (anti-MDA5) and suggest consideration of dermatomyositis as a diagnosis in patients presenting with systemic illness and markedly elevated ferritin, even in the absence of elevated muscle enzymes and classic autoantibodies.
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7
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Ziani FZ, Brahmi SA, Najib R, Kanab R, Arifi S, Mernissi FZ, Mellas N. [Paraneoplastic dermatomyositis revealing an undifferentiated nasopharyngeal carcinoma: about a case]. Pan Afr Med J 2016; 24:29. [PMID: 27583093 PMCID: PMC4992399 DOI: 10.11604/pamj.2016.24.29.4822] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/15/2014] [Accepted: 11/29/2014] [Indexed: 11/11/2022] Open
Abstract
Dermatomyositis (DM) is an inflammatory disease of unknown origin that manifests as a myopathy associated with typical skin lesions. Association between DM and cancer is frequent (from 18% to 32% according to case series). It was described for the first time by Stertz in 1916 in association with gastric cancer. All histological types and sites of cancer in the general population may be associated with DM. Its association with nasopharyngeal carcinoma (NPC) is rarely described and the incidence proportion is 1 case of nasopharyngeal carcinoma per 1.000 persons.
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Affiliation(s)
- Fatima Zahra Ziani
- Service d'Oncologie Médicale du Centre Hospitalier Universitaire Hassan II, Fès, Maroc
| | - Sami Aziz Brahmi
- Service d'Oncologie Médicale du Centre Hospitalier Universitaire Hassan II, Fès, Maroc
| | - Rajae Najib
- Service d'Oncologie Médicale du Centre Hospitalier Universitaire Hassan II, Fès, Maroc
| | - Rajae Kanab
- Service d'Oncologie Médicale du Centre Hospitalier Universitaire Hassan II, Fès, Maroc
| | - Samia Arifi
- Service d'Oncologie Médicale du Centre Hospitalier Universitaire Hassan II, Fès, Maroc
| | | | - Nawfal Mellas
- Service d'Oncologie Médicale du Centre Hospitalier Universitaire Hassan II, Fès, Maroc
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8
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Galimberti F, Li Y, Fernandez AP. Clinically amyopathic dermatomyositis: clinical features, response to medications and malignancy-associated risk factors in a specific tertiary-care-centre cohort. Br J Dermatol 2015; 174:158-64. [PMID: 26490490 DOI: 10.1111/bjd.14227] [Citation(s) in RCA: 30] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 09/28/2015] [Indexed: 01/05/2023]
Abstract
BACKGROUND Clinically amyopathic dermatomyositis (CADM) is a subset of dermatomyositis (DM) characterized by the typical DM cutaneous manifestations but without myositis. There is a relative paucity of characterized cases of CADM in the peer-reviewed medical literature. OBJECTIVES To characterize the clinical features, response to medications and malignancy-associated risk factors of patients with CADM with available baseline data seen at a single tertiary-care centre. METHODS A retrospective review was undertaken of 44 patients with CADM with available clinical and serological data prior to onset of treatment. RESULTS Patients with CADM comprised 18% of all patients with DM with baseline data available at our institution. Although the majority of patients showed improvement with the first prescribed treatment, most required additional medications to control their CADM. Six of 44 patients had an associated malignancy. Photosensitivity and periungual erythema were found to be associated with absence of malignancy (P = 0·03 and P = 0·02, respectively). Patients with malignancy-associated CADM were found to be more likely to have a cutaneous response with the first prescribed treatment than patients without malignancy (P = 0·04). CONCLUSIONS CADM represents a significant subset of the DM population. As with classic DM, the cutaneous manifestations of CADM often represent a therapeutic challenge. A subset of patients with CADM has underlying malignancies, and these may differ from those typically associated with classic DM. Differences in serological abnormalities, cutaneous manifestations and response to first treatment among patients with CADM with and without malignancy were found, and suggest distinct pathophysiologies among CADM subsets. Characterization of this cohort expands the knowledge about this unique DM subset.
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Affiliation(s)
- F Galimberti
- Cleveland Clinic Lerner College of Medicine, Cleveland, OH, U.S.A
| | - Y Li
- Cleveland Clinic Lerner College of Medicine, Cleveland, OH, U.S.A
| | - A P Fernandez
- Departments of Dermatology and Pathology, Cleveland Clinic, 9500 Euclid Avenue, A61, Cleveland, OH, U.S.A
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He JM, Pang XL, Liang HJ. Paraneoplastic Dermatomyositis Accompanying Nasopharyngeal Carcinoma. CHINESE MEDICAL SCIENCES JOURNAL = CHUNG-KUO I HSUEH K'O HSUEH TSA CHIH 2015; 30:196-198. [PMID: 26564421 DOI: 10.1016/s1001-9294(15)30047-x] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/05/2023]
Affiliation(s)
- Jian-ming He
- Department of Oncology, Southwest Hospital, Third Military Medical University, Chongqing 400038, China
| | - Xue-li Pang
- Department of Oncology, Southwest Hospital, Third Military Medical University, Chongqing 400038, China
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Ortigosa LCM, Reis VMSD. Dermatomyositis: analysis of 109 patients surveyed at the Hospital das Clínicas (HCFMUSP), São Paulo, Brazil. An Bras Dermatol 2015; 89:719-27. [PMID: 25184910 PMCID: PMC4155949 DOI: 10.1590/abd1806-4841.20143422] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/22/2013] [Accepted: 07/22/2013] [Indexed: 02/02/2023] Open
Abstract
BACKGROUND Dermatomyositis affects striated muscles, skin and other organs. OBJECTIVE To characterize the disease from January 1992 to December 2002, assessing its
classification, cutaneous and systemic manifestations, and also laboratory
results, therapeutic and prognostic findings compared to those in the
literature. METHODS Data were obtained from medical records of 109 patients who were classified into
five groups: 23 juvenile dermatomyositis; 59 primary idiopathic dermatomyositis; 6
amyopathic dermatomyositis; 7 dermatomyositis associated with neoplasms and 14
dermatomyositis associated with other connective tissue diseases. RESULTS Sixty patients were classified as "definite" diagnosis; 33 as "possible"; four as
"probable" and 12 and as amyopathic. The average age at diagnosis was 36 years.
Cutaneous manifestations occurred in all patients; the most frequent symptom was
loss of proximal muscle strength; the most common pulmonary disorder was
interstitial lung disease, and gastritis was the most prevalent digestive
manifestation. Tumors were documented in 6.42% of cases. Lactate dehydrogenase was
the muscle enzyme most frequently elevated in the majority of cases. Skin biopsies
were performed in 68 patients; muscle biopsies in 53; and electroneuromyographies
in 58 patients. The most commonly used treatment was corticotherapy and the
mortality rate was 14.7%. CONCLUSION in this sample, the disease appeared in younger individuals, was more frequent in
women and the association with cancer was small.
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Huang PY, Zhong ZL, Luo DH, Mai HQ, Chen MY, Li YX, Yang J, Mo HY. Paired study of 172 cases of nasopharyngeal carcinoma with or without dermatomyositis. Acta Otolaryngol 2014; 134:824-30. [PMID: 24909624 DOI: 10.3109/00016489.2014.913312] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/13/2022]
Abstract
CONCLUSION The prognosis and late adverse effects of radiotherapy (RT) in the patients with nasopharyngeal carcinoma (NPC) with or without dermatomyositis (DM) were similar, although the NPC patients with DM had higher Epstein-Barr virus (EBV) VCA-IgA titers and more severe acute side effects. Gender, TNM stage, and chemotherapy were independent prognostic factors of overall survival for NPC with DM. Glucocorticoid treatment did not affect the survival of NPC patients with DM. OBJECTIVES We evaluated the clinical characteristics, prognosis, and differences in the toxicity of RT in patients with NPC with or without DM. METHODS A paired study of 172 NPC cases with DM (DM group) or without DM (control group) from Sun Yat-sen University Cancer Center was conducted. RESULTS The DM group had higher EBV VCA-IgA titers than the control group (p = 0.017) and more acute adverse effects of RT (p < 0.001). No significant differences in the overall survival or late adverse effects were found between the two groups. Gender, TNM stage, and chemotherapy were independent prognostic factors for the overall survival in the DM group. No significant differences in the overall survival were found between the patients in the DM group who were taking glucocorticoids and those who were not.
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Affiliation(s)
- Pei-Yu Huang
- Sun Yat-sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine , Guangzhou
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Tersiguel AC, Longueville C, Beltan E, Vincent T, Tressières B, Cordel N. [Prevalence of cancer in the Afro-Caribbean population presenting dermatomyositis and anti-synthetase syndrome: a preliminary study conducted at Pointe-à-Pitre University Hospital, 2000-2012]. Ann Dermatol Venereol 2014; 141:575-80. [PMID: 25288059 DOI: 10.1016/j.annder.2014.04.112] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/20/2013] [Revised: 02/16/2014] [Accepted: 04/02/2014] [Indexed: 11/26/2022]
Abstract
BACKGROUND An association with cancer is described in 17-32% of cases of dermatomyositis (DM) and in 5-16% of cases of anti-synthetase syndrome (ASS). The literature contains very few studies involving Afro-Caribbean patients with DM or ASS. The aim of our retrospective study was to determine the prevalence of cancer in a series of patients with DM or ASS at the University Hospital of Pointe-à-Pitre between 1st January 2000 and 31st December 2012. The secondary objective was to review the clinical and laboratory features as well as the course of DM/ASS in these patients. PATIENTS AND METHODS The inclusion criteria were as follows: Afro-Caribbean origin; age >15 years; patient living in Guadeloupe; screening for malignancy. RESULTS Twenty-two patients were included (15 DM, 7 ASS). Only one case of cancer was diagnosed in the entire study population at a mean follow-up of 6 ± 4 years (prevalence: 6.7%, CI95% [1.7-31.9]). Of the 15 patients presenting DM (sex ratio F/M: 4, mean age: 45 ± 14 years), 6 (40%) had associated connective tissue disease. CONCLUSION Our study suggests a weak association between DM and cancer in Afro-Caribbean patients. These results may be explained by the features of the disease seen in these patients (female gender, young age at onset, associated connective tissue disease) and the low prevalence in the Caribbean region of cancers typically associated with DM.
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Affiliation(s)
- A-C Tersiguel
- UF dermatologie-médecine interne, centre hospitalier universitaire, route de Chauvel, BP 465, 97159 Pointe-à-Pitre cedex, Guadeloupe
| | - C Longueville
- UF dermatologie-médecine interne, centre hospitalier universitaire, route de Chauvel, BP 465, 97159 Pointe-à-Pitre cedex, Guadeloupe
| | - E Beltan
- Laboratoire d'hématologie et d'immunologie, pôle de biologie, centre hospitalier universitaire, route de Chauvel, BP 465, 97159 Pointe-à-Pitre cedex, Guadeloupe
| | - T Vincent
- Département d'immunologie, hôpital Saint-Éloi, CHU de Montpellier, 80, avenue Augustin-Fliche, 34295 Montpellier cedex 5, France
| | - B Tressières
- Centre d'investigation clinique Antilles-Guyane, Inserm/DGOS CIC 1424, centre hospitalier universitaire, route de Chauvel, BP 465, 97159 Pointe-à-Pitre cedex, Guadeloupe
| | - N Cordel
- UF dermatologie-médecine interne, centre hospitalier universitaire, route de Chauvel, BP 465, 97159 Pointe-à-Pitre cedex, Guadeloupe.
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Woo JH, Kim YJ, Kim JJ, Choi CB, Sung YK, Kim TH, Jun JB, Bae SC, Yoo DH. Mortality factors in idiopathic inflammatory myopathy: focusing on malignancy and interstitial lung disease. Mod Rheumatol 2012; 23:503-8. [PMID: 22669599 DOI: 10.1007/s10165-012-0673-2] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/23/2012] [Accepted: 05/10/2012] [Indexed: 11/30/2022]
Abstract
OBJECTIVES The objective of this study was to assess the incidence and common types of concomitant malignancies and to define predictive factors of death in Korean patients with idiopathic inflammatory myopathy (IIM). METHODS From January 1989 to May 2011, 162 patients were diagnosed with IIM at a university hospital in Korea. The medical records were retrospectively reviewed. The clinical findings of the patients were compared for malignancy, and the prognostic factors predicting death were analyzed. RESULTS Malignancies were found in 17 patients (10.5 %), all of whom had a significantly lower frequency of interstitial lung disease (ILD) and an older age at onset. The main causes of death were ILD and malignancy. Older age at diagnosis, presence of malignancy, rapidly progressive ILD and minimal creatinine phosphokinase (CPK) elevation were independent risk factors for death. CONCLUSIONS Malignancy was one of the most serious risk factor for death in our patients with IIM. Early discovery of malignancy is important, and an extensive investigation for common malignancies in each region should be done at diagnosis and for a minimum of 2 years thereafter. As minimally elevated CPK levels in ILD patients may be associated with fatal ILD, an early evaluation and a more aggressive treatment of ILD should be considered in these patients.
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Affiliation(s)
- Jin-Hyun Woo
- Department of Rheumatology, Konkuk University School of Medicine, Chungju-si, Chungbuk-do 380-701, South Korea
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15
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Kuo CF, See LC, Yu KH, Chou IJ, Chang HC, Chiou MJ, Luo SF. Incidence, cancer risk and mortality of dermatomyositis and polymyositis in Taiwan: a nationwide population study. Br J Dermatol 2011; 165:1273-9. [DOI: 10.1111/j.1365-2133.2011.10595.x] [Citation(s) in RCA: 68] [Impact Index Per Article: 5.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
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Chakroun A, Guigay J, Lusinchi A, Marandas P, Janot F, Hartl D. Paraneoplastic dermatomyositis accompanying nasopharyngeal carcinoma: Diagnosis, treatment and prognosis. Eur Ann Otorhinolaryngol Head Neck Dis 2011; 128:127-31. [DOI: 10.1016/j.anorl.2010.10.007] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/31/2010] [Accepted: 10/31/2010] [Indexed: 10/18/2022]
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18
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Polymyositis/dermatomyositis and nasopharyngeal carcinoma: The Epstein–Barr virus connection? J Clin Virol 2010; 49:290-5. [DOI: 10.1016/j.jcv.2010.08.015] [Citation(s) in RCA: 38] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/31/2010] [Revised: 07/12/2010] [Accepted: 08/28/2010] [Indexed: 11/19/2022]
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Toumi S, Ghnaya H, Braham A, Harrabi I, Laouani-Kechrid C. [Polymyositis and dermatomyositis in adults. Tunisian multicentre study]. Rev Med Interne 2009; 30:747-53. [PMID: 19683369 DOI: 10.1016/j.revmed.2009.03.356] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/25/2008] [Revised: 03/10/2009] [Accepted: 03/23/2009] [Indexed: 11/29/2022]
Abstract
INTRODUCTION To study the clinical features and the outcome of polymyositis (PM) and dermatomyositis (DM) in Tunisia. METHODS Retrospective multicentre study conducted by the Tunisian Society of Internal Medicine. Adult patients with confirmed and probable PM and DM, according to the Bohan and Peter's criteria, were included in the study and followed-up between 1987 and 2005. RESULTS Twenty cases of PM and 50 cases of DM were included. Female/male sex-ratio was 2.5. The mean age at diagnosis was 40.7 years. Muscle weakness concerned girdle muscles in 94.3% and pharyngeal muscles in 42.8% of the patients. Interstitial lung disease and heart involvement occurred respectively in 35.7 and 20%. Eyelid erythema, peri-ungual erythema and Gottron's sign occurred in respectively 86, 50 and 36% of the cases of DM. Malignant disease was found in 12.8% of the patients (mainly gynecological and nasopharyngeal cancers). All patients received high dose corticosteroids with additional immunosuppressive drugs in 40% of the cases. The outcome was stabilization or partial improvement in 71.5% of the cases. Death occurred in 20% and was caused by respiratory failure, sepsis and cardiac failure. CONCLUSION The particularities of PM and DM in Tunisia are the preponderance of DM, early onset of the disease and high frequency of the nasopharyngeal cancer.
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Affiliation(s)
- S Toumi
- Service de médecine interne, CHU Sahloul, 4054, route de ceinture, Sousse, Tunisia.
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21
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Huang YL, Chen YJ, Lin MW, Wu CY, Liu PC, Chen TJ, Chen YC, Jih JS, Chen CC, Lee DD, Chang YT, Wang WJ, Liu HN. Malignancies associated with dermatomyositis and polymyositis in Taiwan: a nationwide population-based study. Br J Dermatol 2009; 161:854-60. [PMID: 19558555 DOI: 10.1111/j.1365-2133.2009.09274.x] [Citation(s) in RCA: 82] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
Abstract
BACKGROUND Previous studies showed that idiopathic inflammatory myopathies (IIM) carried an increased risk of cancers. However, no large-scale study of IIM has been conducted in the Chinese population. OBJECTIVES We sought to delineate the association of IIM and various cancer types from a nationwide database in Taiwan. METHODS We analysed the published national data from records of National Health Insurance claims. Cases of dermatomyositis (DM) and polymyositis (PM) from 2000 to 2005 and cancers registered in the catastrophic illness profile from 1997 to 2006 were collected. A nationally representative cohort of 1,000,000 enrollees was included for comparison. RESULTS In total, 136 patients (12.8%) among 1059 cases of DM and 46 persons (7.0%) among 661 cases of PM carried internal malignancies. Patients with DM tended to have cancers of nasopharynx, lung and breast. On the other hand, patients with PM tended to have breast, uterine cervix and lung cancers. Compared with the general population, DM gave a 10-fold increased risk for cancers, in which a 66-fold increased risk for nasopharyngeal carcinoma and a 31-fold increased risk for lung cancer were the two most significant. For patients with PM, a 6-fold increased risk for cancer was observed. Juvenile DM had a 16-fold increased risk for haematopoietic or lymphoid malignancy. Two thirds of comorbid malignancies were detected shortly after the diagnoses of IIM, within a mean of 1-2 years. Overall, younger patients with IIM carried the highest risk for malignancies, especially those in their twenties and thirties. CONCLUSIONS This is the first large-scale study to report the associated malignancies and the cancer risk of IIM in Taiwan.
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Affiliation(s)
- Y L Huang
- Department of Dermatology, National Yang-Mind University, Taipei, Taiwan
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Toro C, Rinaldo A, Silver CE, Politi M, Ferlito A. Paraneoplastic syndromes in patients with nasopharyngeal cancer. Auris Nasus Larynx 2008; 36:513-20. [PMID: 19111998 DOI: 10.1016/j.anl.2008.10.006] [Citation(s) in RCA: 23] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/22/2008] [Revised: 09/08/2008] [Accepted: 10/14/2008] [Indexed: 11/17/2022]
Abstract
Paraneoplastic syndromes (PNS) represent the clinical manifestation of the remote and indirect effects produced by tumor metabolites or other products. Paraneoplastic effects are not directly mediated by tumor invasion of normal tissue, or by the disruption of normal function of the involved organ, or by distant metastases. More than 260 cases of nasopharyngeal carcinoma (NPC) associated with PNS have been reported in the literature. These syndromes can be divided into six main groups: cutaneous or dermatologic, endocrine, hematologic, osteoarticular or rheumatologic, neurologic, and ocular. The most common dermatologic manifestation is dermatomyositis, while the syndrome of inappropriate secretion of antidiuretic hormone and occasionally Cushing's syndrome due to ectopic ACTH production are the endocrinologic manifestations. Tumor fever and leukemoid reaction, osteoarticular or rheumatic syndromes, including clubbing of the fingers and toes, sensory neuropathy and demyelinating motor polyneuropathy, and rarely optic neuritis represent the most prominent examples of the other groups of syndromes. PNS may occur before the NPC is manifest, or while it is in an occult stage, and thus the possibility of NPC should be considered in patients with these various disorders. While some PNS will respond to direct treatment, most often the PNS subsides in parallel to response of the NPC, and thus may be useful for monitoring tumor response or recurrence.
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Affiliation(s)
- C Toro
- Department of Surgical Sciences, Maxillofacial Surgery Clinic, University of Udine, Italy
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TEMBE AG, RAMTEKE S, JOSHI VR, BALAKRISHNAN C. Dermatomyositis/polymyositis associated with malignancy: our experience with ten patients and review of relevant literature. Int J Rheum Dis 2008. [DOI: 10.1111/j.1756-185x.2008.00365.x] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
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Abstract
Dermatomiosite é doença idiopática inflamatória crônica que afeta a musculatura estriada, a pele e outros órgãos. Apresenta critérios diagnósticos definidos por Bohan & Peter, podendo os pacientes ser classificados em cinco grupos: dermatomiosite juvenil, dermatomiosite primária idiopática, dermatomiosites amiopáticas, dermatomiosite associada a neoplasias e dermatomiosite associada a outras doenças do tecido conectivo. O sexo feminino é mais afetado, e a idade média do diagnóstico é 40 anos. Manifestações cutâneas são observadas em todos os pacientes. Das alterações sistêmicas, a manifestação muscular mais freqüente é a perda de força proximal, e a manifestação pulmonar mais comum é a pneumopatia intersticial. Podem ser observadas neoplasias durante o seguimento da doença, sendo mais freqüentes nos pacientes acima de 60 anos. A desidrogenase lática é a enzima muscular alterada na maioria dos casos. Para diagnóstico da dermatomiosite, pode ser realizado exame anatomopatológico de biópsia cutânea e biópsia muscular, além de eletroneuromiografia. Os corticóides são a terapia mais utilizada. As causas de óbito mais freqüentes são a neoplasia maligna, a septicemia e a infecção pulmonar.
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Mebazâa A, Boussen H, Nouira R, Rokbani L, Ben Osman-Dhahri A, Bouaouina N, Laouani-Kechrid C, Louzir B, Zahaf A, Kamoun MR. Dermatomyositis and malignancy in Tunisia: a multicenter national retrospective study of 20 cases. J Am Acad Dermatol 2003; 48:530-4. [PMID: 12664015 DOI: 10.1067/mjd.2003.208] [Citation(s) in RCA: 43] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
OBJECTIVE AND METHODS The aim of our study was to report the epidemiologic, clinical, and biologic profiles of dermatomyositis (DM) associated with malignancy in patients from Tunisia. From January 1982 to January 2000, we collected retrospectively 20 case reports of DM associated with cancer from the different university hospital centers of Tunisia. Initial workup included anamnesis, clinical examination, cancer staging and classification, serum muscle enzymes (creatine phosphokinase, lactate dehydrogenase, aldolase, and transaminases), electromyography, and muscular biopsy. We calculated the median survival and mean value of all the variables. Comparisons of statistical tests were done with the Kruskal-Wallis test. RESULTS Among the 130 DM cases of our study, 20 were associated with cancer (15.38%). The mean age of our patients was 49.6 years and the sex ratio (female/male) was equal to 3. Cancers were mainly those of the breast (35%) and nasopharynx (25%). DM followed a paraneoplastic course in 90% of the cases. The profile of seric muscular enzymes showed a significant statistical difference (P =.05) between a group of patients with severe muscular weakness and a group with moderate muscle weakness only for creatine kinase. The median survival was 36.5 months after diagnosis of DM and 48.6 months after that of cancer. The 5-year actuarial survival was 38% as related to cancer and 16% as related to DM. Mortality was 45%, in 90% as a result of cancer. CONCLUSIONS In our study, nasopharyngeal carcinoma represents the second cancer associated with DM, after breast neoplasm, demonstrating the frequency of these 2 cancers in our country. Despite our reduced number of study samples, our study also suggests a relationship between severe muscle weakness and high seric muscle enzymes.
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Affiliation(s)
- Amel Mebazâa
- Department of Dermatology, La Rabta University Hospital, Tunis
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Hunger RE, Dürr C, Brand CU. Cutaneous leukocytoclastic vasculitis in dermatomyositis suggests malignancy. Dermatology 2001; 202:123-6. [PMID: 11306833 DOI: 10.1159/000051611] [Citation(s) in RCA: 71] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/19/2022] Open
Abstract
BACKGROUND Dermatomyositis (DM) is a rare connective tissue disease which has been shown to be associated with an underlying malignancy. OBJECTIVE Evaluation of the prevalence of malignancy in DM at our clinic and search for characteristics of the paraneoplastic form of disease. METHODS Retrospective review of patient files and histology reports over the period from 1991 to 1998. RESULTS 23 patients (14 women and 9 men) with DM could be identified in this time period with a median age at diagnosis of 48 years. Malignancies were found in 5 (22%) cases. The skin biopsies of all patients showed features of DM; in 7 cases, a leukocytoclastic vasculitis was detected. Four of the 5 cases with an associated malignancy demonstrated histologically a vasculitis in lesional skin, compared to only 3 out of 18 cases without malignancy (p < 0.05, Fisher's exact test). CONCLUSION Our data suggest that vasculitis in lesional skin biopsies has a predictive value for the presence of underlying malignancy.
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Affiliation(s)
- R E Hunger
- Dermatological Clinic, Inselspital, University of Berne, Switzerland.
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Chen YJ, Wu CY, Shen JL. Predicting factors of malignancy in dermatomyositis and polymyositis: a case-control study. Br J Dermatol 2001; 144:825-31. [PMID: 11298544 DOI: 10.1046/j.1365-2133.2001.04140.x] [Citation(s) in RCA: 122] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
Abstract
BACKGROUND An association between dermatomyositis (DM)/polymyositis (PM) and malignancies has been widely reported in the literature. The validity of extensive evaluation for malignancies in those patients has also been questioned for decades. Only limited papers regarding the signs of malignancy and the prognostic factors in DM/PM have been reported. OBJECTIVES To define the potential risk factors of concomitant neoplastic diseases in patients diagnosed as having DM/PM. METHODS From 1 April 1983 to 30 June 1999, 147 patients were diagnosed as having probable or definite DM/PM at the Veterans General Hospital, Taichung, Taiwan. We excluded four patients who had preceding neoplastic diseases diagnosed before DM/PM, then retrospectively reviewed the data of the remaining 143 patients and subgrouped the cases as four main types: primary idiopathic DM, primary idiopathic PM, juvenile DM/PM and amyopathic DM (ADM). We next performed univariate analysis using logistic regression to evaluate the possible predictive factors for malignancies, such as mean age at onset, gender, manifestations at onset, association with other connective tissue diseases, initial skin presentations, complications and laboratory data. Then we chose the significant factors for multivariate analysis by logistic regression, to determine the independent risk factors of malignancies in DM/PM patients. RESULTS Among the 143 patients, DM was the most common type (64%), followed by ADM (14%), juvenile DM/PM (13%) and PM (10%). The mean age at onset overall was 42.4 years. Other connective tissue diseases were present in 22% of all patients, especially PM (50%) and juvenile DM/PM patients (28%). Internal malignancies were present in 13% of patients, and most were associated with DM. Nasopharyngeal carcinomas (NPCs) were the most common tumours. Patients with primary idiopathic DM, with an older age at onset, higher serum creatine phosphokinase levels and male gender, had more chance of developing concomitant malignancies. Those associated with complications, especially interstitial lung diseases, had a lower risk of associated neoplasia. In multivariate analysis, an older age at onset (odds ratio 9.10) and male gender (odds ratio 4.06) were associated with greater risk of developing malignancies. CONCLUSIONS The two independent predictive factors for malignancy (P < 0.05) in patients with DM/PM were an older age at onset (> 45 years) and male gender. The primary idiopathic DM group was shown to have higher risk of developing internal malignancies, especially NPC. However, this was not identified as an independent predictive factor for concomitant neoplastic diseases in multivariate analysis. In addition, patients who had the complication of interstitial lung disease had a significantly lower frequency of malignancies (P < 0.001).
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Affiliation(s)
- Y J Chen
- Department of Dermatology, Taichung Veterans General Hospital, no. 160, Sec. 3, Taichung-Kang Road, Taichung, Taiwan China Medical College, Taichung, Taiwan
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Abstract
Dermatomyositis is one of the idiopathic inflammatory myopathies with characteristic cutaneous manifestations including the heliotrope rash, Gottron's papules, cuticular changes including periungual telangiectasia, a photodistributed erythema or poikiloderma, and a scaly alopecia. Dermatomyositis has been linked to cancer, particularly ovarian cancer. Cancer-associated disease is more commonly found in older patients, and when present, is associated with a poor prognosis. A childhood form of the disease exists and is frequently complicated by the development of calcinosis. Dermatomyositis is a systemic disorder and whereas the skin and muscles are the most commonly affected organs, patients may have arthralgias, arthritis, oesophageal disease, or cardiopulmonary dysfunction. Recently described serological abnormalities, known as myositis-specific antibodies, add credence to the notion that this disorder is distinct from all other collagen-vascular diseases, and may lead to important discoveries about the pathogenesis of the inflammatory myopathies, which are not currently of practical use in the clinic or office. Management of the patient with myositis usually includes systemic corticosteroids with or without an immunosuppressive agent. Cutaneous disease is more difficult to manage, but antimalarials, methotrexate, and intravenous immunoglobulin are effective in small, often open-label, studies.
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Affiliation(s)
- J P Callen
- Division of Dermatology, University of Louisville, KY 40202, USA.
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