Pityriasis lichenoides et varioliformis acuta nyaéta kasakit sistim imun. Ieu mangrupikeun bentuk anu langkung parah tina pityriasis lichenoides chronica. Kasakit dicirikeun ku ruam (rashes) sareng lesi leutik dina kulit. Panyakit ieu langkung umum di lalaki sareng biasana lumangsung dina dewasa ngora. Biasana salah didiagnosis salaku cacar atanapi inféksi Staphylococcus (Staphylococcal infection). Biopsi (biopsy) disarankeun pikeun mendiagnosis karusuhan ieu.
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.
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PLEVA (pityriasis lichenoides et varioliformis acuta)
Pityriasis lichenoides et varioliformis acuta (PLEVA), ogé katelah panyakit Mucha‑Habermann, mangrupikeun kaayaan kulit anu jarang anu nyababkeun ruam beureum‑coklat sareng bintik‑bintik sisik. Papul (papules) bisa maju ka ngabentuk vesikel, pustules, sarta borok, sarta lesi (lesions) ieu bisa pakait sareng pruritus atawa sensasi ngaduruk. Ieu sering gatal (itching) atanapi karasaeun kawas sensasi ngaduruk. PLEVA biasana mangaruhan batang sareng panakan luhur sareng suku, khususna dina lipatan kulit. Baruntus bisa datang jeung indit ngaliwatan waktu, langgeng pikeun taun dina sababaraha kasus. 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.