Multiple ulcerations of the oral mucosa and lips.
D006801:Humans; D008010:Lichen Planus / Q000473:pathology*; D008046:Lip / Q000473:pathology; D008297:Male; D008875:Middle Aged; D009059:Mouth Diseases / Q000473:pathology*; D009061:Mouth Mucosa / Q000473:pathology; D014456:Ulcer / Q000473:pathology