title: Differential diagnosis of erythematous plaques on the face.
mesh_terms: D012628:Dermatitis, Seborrheic / Q000175:diagnosis; D003937:Diagnosis, Differential; D004890:Erythema / Q000175:diagnosis*; D005148:Facial Dermatoses / Q000175:diagnosis* / Q000473:pathology; D006801:Humans; D008179:Lupus Erythematosus, Discoid / Q000175:diagnosis / Q000473:pathology; D010392:Pemphigus / Q000175:diagnosis; D010787:Photosensitivity Disorders / Q000175:diagnosis; D012867:Skin / Q000473:pathology