نتایج جستجو برای: malignant melanoma
تعداد نتایج: 251958 فیلتر نتایج به سال:
Background and Aim: Malignant melanoma is one of the most lethal skin tumors. Its prevalence and demographic specifications are different in European and western countries from those in the Middle East. This study was aimed to evaluate the demographic and clinical characteristics of malignant melanoma in Iran. Methods: In this cross-sectional study, the patients with the diagnosis of malignant...
purpose : choroidal melanoma is the most common primary ocular malignancy among the adult population. authors investigated the clinical findings, histopathologic features, types of retinal detachment and the precise anatomic origin of enucleated eyes for primary ocular malignant melanoma in shiraz university of medical sciences (sums) hospitals between 1990 and 2005. methods : this was a cross ...
Cancer is a genetic condition. Some cancers are inherited, but most are caused by mutations in somatic cells. The cause of these mutations is inherent error in the transcription of DNA or exposure to carcinogens. Malignant melanoma is the most serious type of skin cancer which develops from pigment-containing cells known as melanocytes. The most potent risk factors for melanoma is the presence ...
ضایعه های پوستی دارای دو نوع خوش خیم و بدخیم هستند که نوع خوش خیم آنها به عنوان خال شناخته میشود. مطابق گزارش ثبت موارد سرطانی سال 1385، سرطان پوست شایعترین نوع سرطان در ایران است که در اصفهان نیز به عنوان سرطان اول تشخیص داده شده است. کشنده ترین نوع این سرطان، ملانوم بدخیم میباشد که در دهه های اخیر شیوع رو به افزایشی داشته است. ملانوم، در مراحل پیشرفته غیرقابل درمان است که این امر، اهمیت حیاتی...
purpose: to report a rare case of ciliochoroidal malignant melanoma presenting as a subconjunctival black-colored mass adjacent to the limbus. patient and findings: a 42-year-old woman presented with a subconjunctival black-colored mass adjacent to the limbus in left eye from 2 years ago. the lesion had increased in size during the previous 2 months. funduscopic examination with scleral depress...
Nevi are a pigmented benign tumor in the skin but the malignant melanoma is a aggressive malignant neoplasm in the skin. A melanocytic nevus with an atypical epitheloid cell component is a benign neoplasm in skin that can be difficult to distinguish from melanoma. In this study we reported a case of melanocytic nevus with an atypical epitheloid cell component on the upper lip in 24 years old...
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...
herein we describe a case of intraocular melanoma in a17-year old leukemic patient. the history, histological findings of the enucleated eye, blood and bone marrow of the patient were investigated. the enucleated eye contained epitheloid cell type melanoma instead of leukemic cell infiltration. we conclude that intraocular malignant melanoma can occur in acute lymphoblastic leukemia.
Background and Objective: The primary goal of this study is to develop a rigorous understanding ofthe correlation between COX-2 expression and malignant melanoma prognostic factors. Material and Methods: In this cross-sectional study, we analyzed 60 cases of cutaneous malignant melanoma. The related stained slides were reviewed by two pathologists. The re...
Background & Objective: This study was designed for the first time for the detection of mutant BRAF V600E and its correlation with clinicophathologic features in a sample of Iranian patients with pathologically proved pigmented skin neoplasms.Methods: 82 paraffin-embedded blocks, including melanocytic nevi, malignant melanoma, Basel cell carcinoma, and sq...
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