Clinical and pathological diagnosis.
D000293:Adolescent; D000328:Adult; D003560:Cysts / Q000473:pathology*; D003937:Diagnosis, Differential; D004428:Ear Neoplasms / Q000473:pathology*; D005260:Female; D006320:Hearing Tests; D018219:Histiocytoma, Benign Fibrous / Q000473:pathology*; D006801:Humans; D066298:In Vitro Techniques; D008297:Male; D008875:Middle Aged; D009669:Nose Neoplasms / Q000473:pathology*; D010040:Otosclerosis