Results 91 to 100 of about 10,193 (251)

Clinical Characterization of Skin Findings on the Hands in Proteus Syndrome

open access: yesPediatric Dermatology, EarlyView.
ABSTRACT Background Proteus syndrome is a progressive asymmetric overgrowth disorder caused by mosaic activating variants in AKT1. It most frequently affects the skin, soft tissues, bones, and central nervous system and increases the risk for certain tumors and venous thromboembolism. A hallmark feature is the progressive plantar cerebriform connective
Samantha D. Verling   +4 more
wiley   +1 more source

Avaliação de lesões melanocíticas através da dermatoscopia [PDF]

open access: yes, 2010
Trabalho de Conclusão de Curso - Universidade Federal de Santa Catarina. Curso de Medicina.
Medeiros, Amanda Cochilar
core  

Clinical descriptive and long‐term outcome of melanocytic uveal lesions in young dogs: 40 cases (45 eyes) including 13 cases of sector iridectomy

open access: yesVeterinary Ophthalmology, Volume 28, Issue 2, Page 371-385, March 2025.
Abstract Purpose To describe the clinical features surgical technique, early and long‐term outcome with or without surgery, and histopathological findings of melanocytic anterior uveal lesions in young dogs. Methods Medical records of dogs at a guide dog facility removed from training due to a pigmented iris lesion were reviewed from 2014 to 2021 ...
Valerie Liliane Dufour   +6 more
wiley   +1 more source

Blue nevus

open access: yes, 2007
According to the original description by Tieche [33], to which little can be added, blue nevus is a dermal-based, benign melanocytic lesion histopathologically made up by variable proportions of oval/spindle and bipolar, usually heavily pigmented ...
Argenziano G., Ferrara G.
core   +1 more source

Conjunctival blue nevus in a child – Case report and review of literature

open access: yesAmerican Journal of Ophthalmology Case Reports
Purpose: To report a rare case of a conjunctival blue nevus in a child. Observations: A 10-year-old girl underwent an excisional biopsy for an atypical growing melanocytic conjunctival lesion.
Yasser Yahya   +5 more
doaj   +1 more source

Optimizing Diagnostic Accuracy of Clinical Red Flags in RASopathies

open access: yesAmerican Journal of Medical Genetics Part A, Volume 200, Issue 7, Page 1608-1618, July 2026.
ABSTRACT RASopathies are a group of genetic disorders caused by pathogenic variants in the RAS‐mitogen‐activated protein kinase (RAS–MAPK) signaling pathway, often presenting with congenital heart defects, craniofacial dysmorphisms, and developmental delays. To assess the diagnostic yield of genetic testing in patients with suspected RASopathies and to
Emanuele Bobbio   +16 more
wiley   +1 more source

Management of Pigmented Conjunctival Lesions

open access: yes, 2012
Pigmented conjunctival lesions primarily include melanoma, nevus, primary acquired melanosis (PAM), and complexion-associated melanosis. The incidence of conjunctival malignant melanoma (CMM) has significantly increased in the USA and Europe over the ...
Patrick Oellers   +3 more
core   +1 more source

Congenital Atrophic Dermatofibrosarcoma Protuberans: A Case Report and Narrative Review of the Literature

open access: yesClinical Case Reports, Volume 14, Issue 7, July 2026.
ABSTRACT Dermatofibrosarcoma protuberans is a rare dermal and subcutaneous soft‐tissue tumor, uncommon in children, characterized by CD34 positivity and COL1A1‐PDGFB fusion. Prognosis is generally good, but local recurrence risk is high, so complete excision with clear margins and six‐monthly follow‐up for three years after surgery is recommended in ...
Sima Shamshiri Khamene   +3 more
wiley   +1 more source

Clinico-pathological evaluation of oral melanotic macule, oral pigmented nevus and oral mucosal melanoma [PDF]

open access: yes, 2010
Focal pigmented melanocytic lesions rarely occur in the oral cavity but should not be taken for granted for they may represent markers or risks for oral mucosal melanoma (OMM).
Katase, N.   +8 more
core   +1 more source

When Pigment Loss Meets Pigment Clusters: Vitiligo in a Congenital Speckled Lentiginous Nevus

open access: yesIndian Journal of Paediatric Dermatology
Vitiligo, an acquired disorder, manifests as depigmented patches on the skin due to the selective destruction of melanocytes. Congenital speckled lentiginous nevus (CSLN), also known as nevus spilus, is a benign pigmented skin lesion present at birth or ...
Vivek Narendrasingh Salame   +3 more
doaj   +1 more source

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