auditory system disease +

adhesive otitis media
auditory system benign neoplasm +
auditory system cancer +
dislocation of ear ossicle
external ear disease +
inner ear disease +
necrosis of ear ossicle
nonsyndromic deafness +
otorrhea
retrocochlear disease +

cholesteatoma of middle ear +
mastoiditis
middle ear adenoma
middle ear cancer +
otitis media +
polyp of middle ear
tympanic membrane disease +