BACKGROUND: Pityriasis rosea is an acute, self-limiting papulosquamous skin disease .T-helper lymphocytes play an important role in the pathogenesis of PR. However, the role of cytotoxic T-lymphocytes is poorly understood. OBJECTIVE: To investigate the immune profile of mixed inflammatory cell infiltrate in skin lesions with PR. METHODS: The study included 10 biopsy specimens from lesional skin with clinical diagnosis of ...
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