How to calculate cutaneous lupus erythematosus

Subacute cutaneous lupus erythematosus is divided into two clinical types: the first is papular scale type, initially small papules, gradually expanded into plaques, rich in small scales, can be scale-like disease or herpes; the second is annular erythema type, initially edematous papules gradually spread to the periphery, the central lesion subsided. However, there are no obvious hair follicle plugs, often circular, multi-shaped or irregular, the rash is mainly distributed in the face, ears, upper chest and back, shoulders, arms and other parts. Subacute cutaneous lupus erythematosus, it is a typical clinical features, rash occurs in some exposed parts, and then the rash is mainly discoid lupus, atypical rash including purple-red edematous plaques, etc., can be laboratory examination and pathological examination to assist diagnosis.