Results 21 to 30 of about 353,225 (233)

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   +1 more source

Measurement of size of pigmented choroidal nevus: Superiority of multicolor imaging compared to conventional color fundus photography

Indian Journal of Ophthalmology, 2018
Choroidal nevi are benign fundus lesions that require regular follow with documentation. Conventional color fundus photography (CFP) has traditionally been used to images these lesions.
K. Saurabh, R. Roy, S. Sinha-roy, Dhaivat Shah, Purna Nangia   +4 more
semanticscholar   +1 more source

Differentiation of pigmented Spitz nevi and Reed nevi by integration of dermatopathologic and dermatoscopic findings

Dermatology Practical & Conceptual, 2012
Background: It is unclear whether pigmented Spitz and Reed nevi are distinct morphologic entities or part of the spectrum of Spitz nevi. Methods: In a retrospective observational study we analyzed dermatopathologic slides of 22 cases with clinical and
Michael Bär, Philipp Tschandl, Harald Kittler   +2 more
doaj   +1 more source

Pigmented Trichoblastoma of Nose: An Unusual Occurrence [PDF]

Journal of Clinical and Diagnostic Research, 2017
Nevus sebaceus of Jadassohn is a congenital tumour affecting the scalp and face. It is usually presented as a pigmented patch or plaque. It is a complex cutaneous hamartoma which involves pilosebaceous follicle, epidermis and adnexal structures. Tumours
D.C Sathyaki, Mohammed Riyas, Mereen Susan Roy, R Jyothi Swarup, Nibha Raghu   +4 more
doaj   +1 more source

Pigmented trichoblastoma developed in a sebaceous nevus: HRAS mutation as a common molecular driver.

Pathology, Research and Practice, 2017
A 40-year-old woman presented with a pigmented nodule on a previously existing yellowish, verrucous plaque on the scalp. The histological diagnosis was consistent with a pigmented trichoblastoma developed within a sebaceous nevus (SN).
D. Saraggi, R. Salmaso, E. Valentini, G. Munari, V. Vindigni, M. Rugge, M. Fassan, L. Cerroni   +7 more
semanticscholar   +1 more source

Reed Nevus (Pigmented Spindle Cell Nevus) in an 11-Month-Old Japanese Infant

, 2012
Reed nevus (pigmented spindle cell nevus) is a nevus with the histopathological features of abundant melanin, monomorphic spindle-epithelioid melanocytes, spindle cell nests confined within the epidermis and papillary dermis, and occasional upward ...
M. Fujita, N. Oiso, A. Kawada
semanticscholar   +1 more source

Compound blue nevus: A misleading pigmented melanocytic tumor

Clinical Case Reports, 2022
Compound blue nevus had clinical and histological similarities with other heavily pigmented melanocytic tumor, like the pigmented epithelioid melanocytoma. Distinctive genomic aberrations have allowed differentiating it.
Massara Baklouti, Khadija Sellami, Neila Elleuch, Mariem Rekik, Ines Saguem, Chahir Kamoun, Naourez Gouiaa, Hela Ben Messaoud, Fathi Karray, Mohamed Abdelmoula, Tahia Sellami, Hamida Turki   +11 more
doaj   +1 more source

Treatment of nevus of Ota with 1064 nm picosecond Nd:YAG laser: A retrospective study

Dermatologic Therapy, 2021
Nevus of Ota has been successfully treated by lasers. Currently, 1064 nm picosecond Nd:YAG lasers have become available for the treatment of pigmented disorders. However, there are few studies concerning the application of 1064 nm picosecond Nd:YAG laser
Hedan Yang, Lifang Guo, Gao-rong Jia, Xiangdong Gong, Qiuju Wu, R. Zeng, Mengli Zhang, Hui Ding, Fumin Fang, Huiying Zheng, Xing Liu, Yiping Ge, Yin Yang, Tong Lin   +13 more
semanticscholar   +1 more source

Melanocytic Nevus of the Colon

Case Reports in Gastroenterology, 2019
Here, we report a very rare case of melanocytic nevus of the colon. A 54-year-old woman with an unremarkable medical history visited our hospital for screening colonoscopy. Colonoscopy revealed a pigmented flat lesion in the ascending colon. Histological
Noriyuki Uesugi, Hiroo Tateno, Hiroshi Yokoyama, Shu Abe, Ryo Sugimoto, Tamotsu Sugai   +5 more
doaj   +1 more source

Pigmented Epithelioid Melanocytoma: Case Report

Revista da Sociedade Portuguesa de Dermatologia e Venereologia, 2021
Pigmented epithelioid melanocytoma is a rare, newly described melanocytic tumor that encompasses lesions previously classified as animal type melanomas and epithelioid blue nevus of the Carney complex.
Eduardo Scardazzi Silva Ragni, Marcel Arakaki Asato , Estela Mari Sandini , Lucas Basmage Pinheiro Machado, Sylka Rebelato Toppan   +4 more
doaj   +1 more source