Article
Pityriasis lichenoides: a cytotoxic T‐cell‐mediated skin disorder. Evidence of human parvovirus B19 DNA in nine cases
22 Jul 2004
Abstract excerpt
BACKGROUND: Pityriasis lichenoides et varioliformis acuta (PLEVA) and pityriasis lichenoides chronica (PLC) probably represent the polar ends of the same pathologic process, i.e. pityriasis lichenoides (PL), with intermediate forms in between. Previous studies have demonstrated that the inflammatory infiltrate in PLEVA is composed of cytotoxic suppressor T cells, whereas in PLC the helper/inducer T-cell...
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