Malignant hidroacanthoma simplex.
D000368:Aged; D005260:Female; D006801:Humans; D012878:Skin Neoplasms / Q000150:complications / Q000473:pathology* / Q000601:surgery; D012883:Skin Ulcer / Q000209:etiology; D013544:Sweat Gland Neoplasms / Q000150:complications / Q000473:pathology* / Q000601:surgery