Pityriasis lichenoides et varioliformis acuta (PLEVA) is a disease of the immune system. It is the more severe version of pityriasis lichenoides chronica. The disease is characterized by rashes and small lesions on the skin.
I- Pityriasis lichenoides et varioliformis acuta (PLEVA) , eyaziwa nangokuthi isifo se-Mucha-Habermann, yisimo sesikhumba esingavamile esibangela ukuqubuka okubomvu okunama-scaly patches. Ama-papules angase athuthuke abe ama-vesicles, ama-pustules, nezilonda, futhi lezi zilonda zingahlotshaniswa nokuluma noma ukuzwa okuvuthayo. Kuvame ukulunywa noma kuzwakale njengokusha. I-PLEVA ngokuvamile ithinta isiqu nezingalo nemilenze yangaphezulu, ikakhulukazi ekugoqekeni kwesikhumba. I-rash ingase ifike futhi ihambe ngokuhamba kwesikhathi, ihlale iminyaka kwezinye izimo. Pityriasis lichenoides et varioliformis acuta (PLEVA), also known as Mucha-Habermann disease, is an uncommon cutaneous inflammatory rash characterized by diffuse red-brown papules in various stages with a mica-like scale on more established lesions. The papules may progress to form vesicles, pustules, and ulcers, and these lesions can be associated with pruritus or a burning sensation. PLEVA favors the trunk and proximal extremities, especially in the flexural regions. This rash tends to relapse and remit with variable duration, sometimes lasting up to years.