Primitive Anorectal Malignant Melanoma: A Rare But Aggressive Tumor
نویسندگان
چکیده
منابع مشابه
Primary anorectal malignant melanoma: a rare but aggressive tumor: report of a case
This report presents a case of primary anorectal melanoma. A 63-year-old male presented with blood in stool. Rectal digital examination and proctoscopy revealed a mass in the anorectal junction. Transanal polypectomy was performed. Histopathology and immunohistochemistry with Melan A showed a malignant anorectal melanoma with positive resection margins. Abdomino-perineal rectum resection was pe...
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Vaginal primary malignant melanoma is a rare and very aggressive tumor. It most commonly occurs in postmenopausal women, with a mean age of 57 years. Our patient is an 80-year-old, postmenopausal Greek woman presented with a complaint of abnormal vaginal bleeding. On gynecologic examination there was a pigmented, raised, ulcerated, and irregular lesion 5 × 4.5 cm in the upper third of anterior ...
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Primitive neuroectodermal tumor (PNET) of kidney is an extremely rare renal neoplasm with only about fifty reported cases in literature. Presumably,of neural crest origin, these tumors behave aggressively and carry a poor prognosis. We report a case of 22-year old female patient complaining of left loin pain with recurrent hematuria for last 3 months. On clinical ex...
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Department of Gastroenterology, Centro Hospitalar do Porto – Hospital de Santo António, Porto, Portugal Correspondence: Dr Maria João Magalhães, Rua Dr Manuel Rodrigues de Sousa, 21 5o D, 4450-181 Matosinhos, Porto, Portugal. Telephone 351-93-312-8979, e-mail [email protected] Received for publication August 1, 2014. Accepted August 4, 2014 CASE PRESENTATION A 74-year-old woman was admitte...
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We report an exceedingly rare case of amelanotic anorectal melanoma misdiagnosed as hemorrhoids. A 74-year-old man presented with a week's history of "blood on toilet tissue" without bowel complaints or history of cutaneous melanoma. Skin evaluation was normal. Rectal exam was negative for blood, but revealed an anal nodule, interpreted as a hemorrhoid. Hemoglobin was normal; bleeding persisted...
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ژورنال
عنوان ژورنال: European Journal of Medical and Health Sciences
سال: 2020
ISSN: 2593-8339
DOI: 10.24018/ejmed.2020.2.2.175