Primary Gastric Malignant Melanoma Mimicking Adenocarcinoma
نویسندگان
چکیده
منابع مشابه
Primary Gastric Malignant Melanoma Mimicking Adenocarcinoma
We report a case of primary gastric malignant melanoma that was diagnosed after curative resection but initially misdiagnosed as adenocarcinoma. A 68-year-old woman was referred to our department for surgery for gastric adenocarcinoma presenting as a polypoid lesion with central ulceration located in the upper body of the stomach. The preoperative diagnosis was confirmed by endoscopic biopsy. W...
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Pigmented Bowens disease is an in situ squamous cell carcinoma, which is seldom reported in white patients. Herein we report a 20-year-old woman with type III skin, who had this lesion on the fourth finger of her right hand, similar to superficial malignant melanoma, clinically. Although dermoscopic evaluation could be helpful, correct diagnosis of non-melanotic origin is done by histological e...
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PATIENT Male, 55 FINAL DIAGNOSIS: Melanoma Symptoms: Worsening constipation • tenesmus • weight loss MEDICATION - Clinical Procedure: Chemoradiation therapy Specialty: Oncology. OBJECTIVE Challenging differential diagnosis. BACKGROUND Malignant melanoma is usually readily diagnosed by the presence of melanin granules. Although amelanotic melanoma contains a few melanin granules, it is oft...
متن کاملPrimary gastric malignant melanoma: challenge in preoperative diagnosis.
Primary gastric melanoma is an extremely rare clinical entity. The clinical manifestation is not specific and usually similar with other common malignancies at this site, such as gastric cancer and lymphoma. And there are no specific radiological features either. Preoperative diagnosis via biopsy is usually difficult, since melanoma pigment could be absent in the biopsy tissue. Here, we report ...
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ژورنال
عنوان ژورنال: Journal of Gastric Cancer
سال: 2014
ISSN: 2093-582X,2093-5641
DOI: 10.5230/jgc.2014.14.4.279