Dermatofibroma of the external auditory canal.
D000328:Adult; D004424:Ear Canal; D004428:Ear Neoplasms / Q000209:etiology / Q000473:pathology / Q000601:surgery; D005350:Fibroma / Q000209:etiology / Q000473:pathology / Q000601:surgery; D006320:Hearing Tests; D006801:Humans; D008297:Male