Pityriasis lichenoides et
varioliformis acuta (PLEVA), also known as acute parapsoriasis,
acute pityriasis lichenoides and Mucha-Habermann disease, is
classified by some authors as a lymphoproliferative disease due to
lymphocyte proliferation. Multiple hemorrhagic vesicles and
necrotic papules healing into varioliform scars are typically
located on the trunk...