Atypical fibroxanthoma.
D000368:Aged; D004428:Ear Neoplasms / Q000473:pathology* / Q000601:surgery; D004431:Ear, External; D005260:Female; D018219:Histiocytoma, Benign Fibrous / Q000473:pathology* / Q000601:surgery; D006801:Humans; D015580:Mohs Surgery