H71.00 Cholesteatoma of attic, unspecified ear
Instructional Notes:
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H71.00
Description: Cholesteatoma of attic, unspecified ear
↓
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H71.0
Description: Cholesteatoma of attic
↓
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H71
Description: Cholesteatoma of middle ear
Exclude2:
- cholesteatoma of external ear (H60.4-)
- recurrent cholesteatoma of postmastoidectomy cavity (H95.0-)
↓
-
H65-H75
Description: Diseases of middle ear and mastoid (H65-H75)
↓
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H60-H95
Description: Diseases of the ear and mastoid process
Exclude2:
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Notes:
- Use an external cause code following the code for the ear condition, if applicable, to identify the cause of the ear condition