Bullous lichen planus developed on erythema ab igne.
D000368:Aged; D001768:Blister / Q000209:etiology / Q000473:pathology; D004890:Erythema / Q000209:etiology* / Q000473:pathology; D006358:Hot Temperature / Q000009:adverse effects*; D006801:Humans; D008010:Lichen Planus / Q000209:etiology* / Q000473:pathology; D008297:Male; D012867:Skin / Q000473:pathology