Amelanotic Esophageal Malignant Melanoma: Case Report and Short Review of the Literature
نویسندگان
چکیده
منابع مشابه
Amelanotic Esophageal Malignant Melanoma: Case Report and Short Review of the Literature
Malignant melanoma in the esophagus is a rare condition which has been described only occasionally in case reports or in larger series of patients with esophageal disease. We describe here the very rare case of a patient who presented initially with a 2-month history of dysphagia and weight loss which led to the endoscopic diagnosis of an unclear lesion in the distal esophagus. Biopsies were ta...
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A rare case of amelanotic vulvar melanoma is presented. The patient was a 71-year-old woman complaining of vulvar itching and yellowish vaginal discharge who underwent a complete gynecological evaluation during which a suspicious grey-whitish mass on her vulva was observed. The tumor presented superficial ulceration and was located in the upper half of the labia minora and clitoris. Initially i...
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Epithelioid cell tumors presenting in the gastrointestinal tract are uncommon, but when they arise, arriving at a correct diagnosis is important. We report a case of anal malignant melanoma in an 82-year-old man who microscopically showed an epithelioid malignant tumor simulating a gastrointestinal stromal tumor. C-kit stain and Melan-A were diffusely and strongly positive, while HMB-45 was foc...
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BACKGROUND The incidence of primary central nervous system (CNS) melanocytic neoplasms is relatively low comparing to systemic ones. The performance of the tumor is variable. With poor clinical experience, the diagnosis and treatment of such tumors present to be a challenge. Amelanotic melanoma is an especially rare subtype. Only several cases have been reported. CASE PRESENTATION We report a...
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ژورنال
عنوان ژورنال: Case Reports in Gastroenterology
سال: 2008
ISSN: 1662-0631
DOI: 10.1159/000137376