Malignant Melanoma and Melanocytic Nevi Fibrohistocytic Lesions of the Skin Publications Retiform purpura and digital gangrene secondary to antiphospholipid syndrome successfully treated with sildenafil
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Estrogen Receptor Beta Expression in Melanomas Versus Dysplastic Nevi
Dear Editor-in-ChiefMalignant melanoma is a tumor arising from melanocyte; this tumor rarely occurs before puberty, with higher mortality rate in males and better survival rate in female patients affected by metastatic melanoma (1, 2). These facts propose that a relationship and association may exist between estrogens and melanoma. The effects of estrogens are mediated by...
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Background: Skin cancer is one of the most common forms of cancer in the world and melanoma is the deadliest type of skin cancer. Both melanoma and melanocytic nevi begin in melanocytes (cells that produce melanin). However, melanocytic nevi are benign whereas melanoma is malignant. This work proposes a deep learning model for classification of these two lesions. Methods: In this analytic s...
متن کاملExpression of cyclooxygenase-2 in melanocytic skin lesions by immunohistochemistry
Introduction: cyclooxygenase-2 (COX-2) is involved in pathogenesis of various tumors and possibly malignant skin tumors including malignant melanoma; however, there is not enough information about COX-2 expression in benign melanocytic lesions. In the present study we compared the expression levels of COX-2 in malignant melanoma and benign melanocytic lesions. Method: In this analytical study, ...
متن کاملA comparative study of estrogen receptor beta expression in melanoma and benign melanocytic lesions
Background: Malignant melanoma is the most aggressive form of skin cancer. In contrast to other tumors, the role of estrogen in the initiation and progression of melanoma remains unclear. The aim of this study was to evaluate estrogen receptor beta protein expression in human melanoma tissues and in the benign melanocytic lesions. Method: Twenty-one patients, 11 with cutaneous melanoma and 10 w...
متن کاملمطالعه اپیدمیولوژیک اختلالات ملانوسیتی در شهرستان همدان در سال 1380
Introduction & Objective: Melanocytic nevi are very frequent and there is a relationship between these nevi and malignant melanoma. So we need to know the prevalence and kinds of these nevi in our country. The aim of this study was to clarify the prevalence and kinds of melanocytic nevi in rural areas of Hamadan in the west of Iran. Materials & Methods: A cluster random sampling was followed...
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تاریخ انتشار 2011