Contexto: Alopecia frontal fibrosante (AFF) é uma alopecia cicatricial que acomete a região frontotemporal, e predomina em mulheres pós-menopausadas. Objetivo: Descrever o perfil clínico, histopatológico e tricoscópico de pacientes com diagnóstico de AFF. Desenho e local: Estudo de coorte retrospe...
Abstract Rosettes are small white structures visible with polarized light dermoscopy, whose exact morphological correlation is not yet defined. These small shiny structures are found in several conditions such as scarring, dermatofibroma, molluscum contagiosum, squamous cell carcinoma, basal cell carcino...
Los nevi azules son proliferaciones melanocíticas dendríticas benignas a nivel dérmico, congénitos o adquiridos, debido a un defecto migratorio embrionario de melanocitos a partir de la cresta neural. Se manifiestan clásicamente como una pápula, nódulo o placa de color azul o azul-gris. Muchos sub...
Los nevos melanocíticos congénitos (NMC) son aquellos presentes al nacer o que se desarrollan durante los primeros dos años de vida. Hay muy pocos casos documentados de melanoma lentiginoso acral en asociación con nevos preexistentes en comparación a otros subtipos de melanoma. De éstos, la mayorí...
Contexto: Escorbuto tem sido identificado, modernamente, com certa frequência devido ao aumento de fatores de riscos como neoplasias, bypass gástrico, quadros infecciosos, uso crônico de diuréticos, doenças neuropsiquiátricas, alcoolismo, dieta inadequada e progressivo envelhecimento populacional, ...
Abstract Polypoid melanoma is a variant of nodular melanoma, whose poor prognosis depends on its thickness and the presence of ulceration at the time of diagnosis. The authors report two cases of polypoid melanoma, presenting as broad, cauliflower-like, polypoid masses. Dermoscopy was characterized by a ...
La tiña capitis (TC) es una infección por dermatofitos con una alta prevalencia en la población pediátrica. Su epidemiología ha cambiado en las últimas décadas debido a la creciente migración poblacional alrededor del mundo. Se han identificado factores de riesgo ambientales y propios del huéspe...
Abstract Background: Dermoscopy increases the diagnostic accuracy in dermatology. The aspects related to training, usage profile, or perceptions of usefulness of dermoscopy among dermatologists in Brazil have not been described. Objectives: To evaluate the profile of the use of dermoscopy and the perce...
Abstract Scabies is an ectoparasitosis caused by Sarcoptes scabiei var. hominis, characterized clinically by pruritic lesions in typical locations; the crusted form is a rare manifestation. The diagnosis is usually established based on the clinical picture, but dermoscopy can be an important complementar...
