Results 1 to 10 of about 664,036 (261)

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

Anais 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, Lygia Bertalha Yaegashi, Rodrigo Abdalah Freitas, Bruno de Carvalho Fantini, Cacilda da Silva Souza   +4 more
doaj   +6 more sources

Blue Nevi and Melanoma Arising in Blue Nevus: A Comparative Histopathological Case Series [PDF]

Reports
Background and Clinical Significance: Blue nevi are a dubious pigmented lesion. While somewhat common throughout the population, they are significantly less common than other melanocytic neoplasms, and both their morphology and development bring them ...
Hristo Popov, Pavel Pavlov, George S. Stoyanov   +2 more
doaj   +2 more sources

Osteonevus of Nanta—A Rare Case Report of a Cellular Blue Nevus with Ossification [PDF]

Reports
Background and Clinical Significance: Osteonevus of Nanta is a rare histological phenomenon characterized by bone formation within a benign melanocytic nevus, most commonly in intradermal nevi of the head and neck.
Camilla Soendergaard Kristiansen, Anna Louise Norling, Birgitte Bols, Christian Lyngsaa Lang   +3 more
doaj   +2 more sources

The usefulness of c-Kit in the immunohistochemical assessment of melanocytic lesions [PDF]

European Journal of Histochemistry, 2011
C-Kit (CD117), the receptor for the stem cell factor, a growth factor for melanocyte migration and proliferation, has shown differential immunostaining in various benign and malignant melanocytic lesions.
L. Pilloni, P. Bianco, E. DiFelice, S. Cabras, M.E. Castellanos, L. Atzori, C. Ferreli, P. Mulas, S. Nemolato, G. Faa   +9 more
doaj   +3 more sources

Case Report: An unexpected case of tumor regression in blue nevus melanoma following COVID-19 infection [PDF]

Frontiers in Immunology
Blue nevus is a benign melanocytic lesion that appears as a blue or dark mole due to the presence of melanin deep within the skin. In rare cases melanoma can arise from this association with blue nevus, and entity termed blue nevus melanoma (BNM).
Yadriel Bracero, Emily Nghiem, Ajay K. Singh, Divya B. Kenchappa, Rachel Berglas, Shabnam Fidvi, Chaoyuan Kuang, Katia Papalezova, Beth McLellan, Bijal Amin, Yvonne M. Saenger   +10 more
doaj   +2 more sources

Congenital plaque-type blue nevus on the palm of the right hand: a rare case report [PDF]

Frontiers in Pediatrics
Plaque-type blue nevus (PTBN) is a rare variant of blue nevus that mostly involves the breast, head, neck, trunk, and, rarely, the hand and palm. In this study, we report a rare case of congenital PTBN involving the right palm since birth.
Lin Qi, Guoliang Jia, Yanlong Wang, Chuanjie Xu, Chunli Yao   +4 more
doaj   +2 more sources

Amelanotic blue nevus [PDF]

JAAD Case Reports, 2017
Chelsea Ma, MD, Cindy J. Chambers, MD, MAS, MPH, Maija Kiuru, MD, PhD, Derek K. Marsee, MD, PhD, Marc Silverstein, MD   +4 more
doaj   +3 more sources

Melanoma sobre nevus azul en placa o sobre melanocitosis dérmicas: utilidad diagnóstica y pronóstica del BAP1

Actas Dermo-Sifiliográficas, 2023
Resumen: El melanoma sobre nevus azul o melanoma ex-blue nevus es una variedad de melanoma peculiar que tiene un perfil genético diferente al del resto de los melanomas cutáneos y sorprendentemente superponible al perfil del melanoma uveal.
C. Requena, V. Traves, E. Ferrandis, M. Antón Almero, Z. García-Casado, E. Manrique-Silva, Á. Santos Briz, P. Escalonilla, E. Nagore   +8 more
doaj   +1 more source

[Translated article] Melanoma Arising in Plaque-Type Blue Nevus and Dermal Melanocytosis: Diagnostic and Prognostic Value of BAP1

Actas Dermo-Sifiliográficas, 2023
Melanoma arising in blue nevus, also known as melanoma ex blue nevus, is a specific form of melanoma whose genetic profile is different to that of other cutaneous melanomas and surprisingly similar to that of uveal melanoma.
C. Requena, V. Traves, E. Ferrandis, M. Antón Almero, Z. García-Casado, E. Manrique-Silva, Á. Santos Briz, P. Escalonilla, E. Nagore   +8 more
doaj   +1 more source

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

Anais 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, Ana Flávia de Melo Cavalcanti Shiraishi, Bogdana Victoria Kadunc, Patrícia de Carvalho Sotero, Rafael Fantelli Stelini, Cínthia Mendes   +5 more
doaj   +1 more source