- 380 Disorders of external ear
- 381 Nonsuppurative otitis media and eustachian tube disorders
- 382 Suppurative and unspecified otitis media
- 383 Mastoiditis and related conditions
- 384 Other disorders of tympanic membrane
- 385 Other disorders of middle ear and mastoid
- 386 Vertiginous syndromes and other disorders of vestibular system
- 387 Otosclerosis
- 388 Other disorders of ear
- 389 Hearing loss