Acantholytic keratosis.
D000051:Acantholysis / Q000473:pathology; D000368:Aged; D001706:Biopsy; D005260:Female; D006801:Humans; D007642:Keratosis / Q000150:complications / Q000473:pathology*; D008297:Male; D012867:Skin / Q000473:pathology*; D012878:Skin Neoplasms / Q000150:complications