Acute Pityriasis Lichenoides
Chronic Pityriasis Lichenoides
Mucha Habermann Disease
Pityriasis Lichenoides Chronica
Pityriasis Lichenoides et Varioliformis Acuta
Pityriasis Lichenoides, Acute
Pityriasis Lichenoides, Chronic
A subgroup of PARAPSORIASIS itself divided into acute and chronic forms. The acute form is characterized by the abrupt onset of a generalized, reddish-brown, maculopapular eruption. Lesions may be vesicular, hemorrhagic, crusted, or necrotic. Histologically the disease is characterized by epidermal necrolysis. The chronic form shows milder skin changes with necrosis.