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10 - Diseases of the ear or mastoid process

International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2024-01

This chapter contains diseases of the ear and diseases of the mastoid process.

exclusions

• Complications of pregnancy, childbirth and the puerperium  (Chapter 18)
• Certain infectious or parasitic diseases  (Chapter 01)
• Certain conditions originating in the perinatal period  (Chapter 19)
• Injury, poisoning or certain other consequences of external causes  (Chapter 22)
• Neoplasms  (Chapter 02)
• Endocrine, nutritional or metabolic diseases  (Chapter 05)

code elsewhere

• Structural developmental anomalies of the ear  (LA20-LA2Z)
• Symptoms, signs or clinical findings of ear or mastoid process  (MC40-MC6Y)

sections/codes in this chapter

• Diseases of external ear  (AA00-AA6Z)
• Diseases of middle ear or mastoid  (AA80-AB1Z)
• Diseases of inner ear  (AB30-AB3Z)
• Disorders with hearing impairment  (AB50-AB5Z)
• Disorders of ear, not elsewhere classified  (AB70-AB7Y)
• Postprocedural disorders of ear or mastoid process  (AB90-AB93)
• Other specified diseases of the ear or mastoid process  (AC0Y)
• Diseases of the ear or mastoid process, unspecified  (AC0Z)

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