Mucous membrane pemphigoid.
D004431:Ear, External; D005122:Exudates and Transudates; D005148:Facial Dermatoses / Q000473:pathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D012536:Scalp Dermatoses / Q000473:pathology*; D012867:Skin / Q000473:pathology; D012871:Skin Diseases / Q000473:pathology*