Noninflammatory disorders of the external ear

Definition

Miscellaneous noninflammatory disorders involving the external ear.

5 subordinate codes

• AA40Acquired deformity of external auditory canal
• AA41Acquired deformity of pinna
• AA42Impacted cerumen
• 4B4YOther specified diseases of the immune system
• 4B4ZDiseases of the immune system, unspecified

Nearby in Diseases of external ear

• AA00-AA0ZInfectious diseases of external ear
• AA10-AA3ZOtitis externa
• 4B4ZDiseases of the immune system, unspecified