Dermoscopic characterization and clinical application of four facial erythematous inflammatory dermatoses

Use dermoscope to identify inflammatory dermatoses with facial erythema as the main feature and other atypical clinical manifestations. By reviewing data dermoscopic images of outpatients in our hospital, four diseases rosacea, seborrheic dermatitis, contact dermatitis atopic were screened out, their characteristics obtained: Rosacea is a diffuse distribution polygonal blood vessels on red or purple background; SD an vascularity yellow-red background oil-drop reddish halo around hair follicle. Contact linear pleomorphic light AD punctate spherical under visible scaly distribution. Honeycomb pigmentation can be seen dermatitis. Combined relevant reports, application diagnosis treatment are discussed.