The fixed malleus syndrome.
D000293:Adolescent; D000368:Aged; D001844:Bone Conduction; D003937:Diagnosis, Differential; D004427:Ear Diseases / Q000601:surgery*; D004429:Ear Ossicles; D006801:Humans; D008297:Male; D008875:Middle Aged; D010040:Otosclerosis / Q000175:diagnosis