Pityriasis lichenoides and its subtypes

Sacharitha Bowers, Erin M Warshaw

Research output: Contribution to journalReview articlepeer-review

129 Scopus citations


Pityriasis lichenoides represents a unique group of inflammatory skin disorders that include pityriasis lichenoides et varioliformis acuta (PLEVA), febrile ulceronecrotic Mucha-Habermann disease (a subtype of PLEVA), and pityriasis lichenoides chronica. The history, epidemiology, clinical features, pathophysiology, and treatment of this group of conditions are reviewed in this manuscript. Learning objective: At the completion of this learning activity, participants should be familiar with the clinical manifestations, histopathological findings, proposed mechanisms for pathogenesis, methods of treatment, and potential outcomes of pityriasis lichenoides and its subtypes.

Original languageEnglish (US)
Pages (from-to)557-572
Number of pages16
JournalJournal of the American Academy of Dermatology
Issue number4
StatePublished - Oct 1 2006

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