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Advisor(s)
Abstract(s)
Introdução: A pitíríase liquenóide (PL) é uma dermatose
pouco comum e apresenta duas variantes major: a pitiríase liquenóide
e varioliforme aguda (PLEVA) e a pitiríase líquenóide
crónica (PLC). A sua classificação baseia-se essencialmente nas
características clínicas e histológicas.
Caso Clínico: Uma criança do sexo masculino, com seis
anos de idade, foi referenciada à Consulta de Dermatologia
Pediátrica com história de uma erupção cutânea generalizada
recorrente, com seis meses de evolução, compatível com o diagnóstico
de PLC, corroborado pelo resultado histológico.
Discussão: Na PLC, as lesões cutâneas típicas são geralmente
assintomáticas e consistem em pápulas eritematosas,
com descamação micácea central, facilmente destacável, revelando
uma superfície brilhante (liquenóide). Geralmente, tem
uma resolução espontânea, após um longo período de remissões
e recorrências. As opções terapêuticas incluem a corticoterapia
tópica ou sistémica, eritromicina oral, helioterapia, entre
outras.
ABSTRACT Introduction: Pityriasis lichenoides (PL) is an uncommon skin disorder with two major variants: pityriasis lichenoides et varioliformis acuta (PLEVA) and pityriasis lichenoides chronica (PLC). Its classification is essentially based on clinical and histological features. Case report: A six-year-old boy was referred to the Pediatric Dermatology Consultation with history of a recurrent generalized skin eruption since the last 6 months, favoring the diagnosis of PLC that was supported by the histological findings. Discussion: In general, the typical cutaneous lesions of PLC are asymptomatic and consist of erythematous papules with a central micaceous scale that can easily be detached to reveal a shiny surface (lichenoid). It usually resolves spontaneously following a long period of remissions and recurrences. The treatment options include topical and oral corticosteroids, oral erythromycin and heliotherapy, among others.
ABSTRACT Introduction: Pityriasis lichenoides (PL) is an uncommon skin disorder with two major variants: pityriasis lichenoides et varioliformis acuta (PLEVA) and pityriasis lichenoides chronica (PLC). Its classification is essentially based on clinical and histological features. Case report: A six-year-old boy was referred to the Pediatric Dermatology Consultation with history of a recurrent generalized skin eruption since the last 6 months, favoring the diagnosis of PLC that was supported by the histological findings. Discussion: In general, the typical cutaneous lesions of PLC are asymptomatic and consist of erythematous papules with a central micaceous scale that can easily be detached to reveal a shiny surface (lichenoid). It usually resolves spontaneously following a long period of remissions and recurrences. The treatment options include topical and oral corticosteroids, oral erythromycin and heliotherapy, among others.
Description
Keywords
Infância pitiríase liquenóide pitiríase liquenóide crónica pitiríase liquenóide varioliforme aguda Childhood pityriasis lichenoides pityriasis lichenoides et varioliformis acuta
Citation
Nascer e Crescer 2013; 22(3): 182-184