Results 1 to 10 of about 27,666 (237)

Melanocytic Nevus on the Rectal Mucosa Removed Using Endoscopic Submucosal Dissection [PDF]

open access: yesClinical Endoscopy, 2016
Melanocytic nevus is the benign proliferation of melanocytes. The most common location of melanocytic nevus is the skin of the extremities; however, there are few case reports of melanocytic nevus at the rectal mucosa. No prior case of malignant melanoma
Seong Min Kim   +6 more
doaj   +1 more source

Atypical cellular blue nevus or malignant blue nevus? [PDF]

open access: yesAnais Brasileiros de Dermatologia, 2017
: Blue nevus is a benign melanocytic lesion whose most frequent variants are dendritic (common) blue nevus and cellular blue nevus. Atypical cellular blue nevus presents an intermediate histopathology between the typical and a rare variant of malignant ...
Luise Ribeiro Daltro   +4 more
doaj   +1 more source

Blue nevus with satellitosis: case report and literature review [PDF]

open access: yesAnais Brasileiros de Dermatologia, 2017
: Blue nevus is a benign melanocytic lesion, typically asymptomatic and of unknown etiology. Many histological subtypes are recognized, the most commons being: common blue nevus, cellular blue nevus, and combined blue nevus.
Ana Helena Kalies Oliveira   +5 more
doaj   +1 more source

Melanin pigments in the melanocytic nevus regress spontaneously after inactivation by high hydrostatic pressure. [PDF]

open access: yesPLoS ONE, 2017
We report a novel treatment for giant congenital melanocytic nevi (GCMN) that involves the reuse of resected nevus tissue after high hydrostatic pressurization (HHP). However, the remaining melanin pigments in the inactivated nevus tissue pose a problem;
Michiharu Sakamoto   +7 more
doaj   +1 more source

Kissing nevus of the penis. Report of two cases and review of the literature [PDF]

open access: yesAnais Brasileiros de Dermatologia, 2014
Kissing nevus is a curious type of nevus that was first described on the eyelids and rarely described on the penis. We report two cases of kissing nevus of the penis and review previously reported cases.
Songting Wang   +2 more
doaj   +1 more source

Melanoma Skin Cancer and Nevus Mole Classification using Intensity Value Estimation with Convolutional Neural Network [PDF]

open access: yes, 2022
Melanoma skin cancer is one of the most dangerous and life-threatening cancer. Exposure to ultraviolet rays may damage the skin cell's DNA, which causes melanoma skin cancer. However, it is difficult to detect and classify melanoma and nevus mole at the immature stages. In this work, an automatic deep learning system is developed based on the intensity
arxiv   +1 more source

Secondary Malignant Tumors Arising in Nevus Sebaceus: Two Case Reports

open access: yesDiagnostics, 2022
Nevus sebaceus is a benign tumor that is present at birth and is often seen on the scalp or face. Secondary malignant tumors sometimes occur in nevus sebaceus in adulthood. Herein, we present two malignant tumors arose from nevus sebaceus.
Sohshi Morimura   +3 more
doaj   +1 more source

Classification of Melanocytic Nevus Images using BigTransfer (BiT) [PDF]

open access: yes, 2022
Skin cancer is a fatal disease that takes a heavy toll over human lives annually. The colored skin images show a significant degree of resemblance between different skin lesions such as melanoma and nevus, making identification and diagnosis more challenging. Melanocytic nevi may mature to cause fatal melanoma.
arxiv   +1 more source

Squamous cell carcinoma arising in a multiple verrucous epidermal nevus [PDF]

open access: yesAnais Brasileiros de Dermatologia, 2016
Verrucous epidermal nevi are hamartomatous lesions of the epidermis that, unlike other epidermal nevi (such as sebaceous nevus or nevus comedonicus), are rarely associated with malignant neoplasms.
Samira Yarak   +5 more
doaj   +2 more sources

Common Blue Nevus withSatellite Lesions Needs aDifferential Diagnosis from Malignant Melanoma

open access: yesCase Reports in Dermatology, 2013
Malignant blue nevus is rare, and a common blue nevus rarely needs a differential diagnosis from malignant melanoma. Although a melanocytic nevus with a satellite lesion is usually suggestive of a peripherally disseminating malignant melanoma, very few ...
Nozomi Yonei   +2 more
doaj   +1 more source

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