| Recommended Mapping (based on statistical analysis) |
| Source ICD-9 | Mapping Type | Target ICD-10 |
| 38531 (Diagnosis) - Cholesteatoma of attic | Single To Single | H7103 (Diagnosis) - Cholesteatoma of attic, bilateral |
| CMS/CDC General Equivalence Mappings |
| 38531 (Diagnosis) - Cholesteatoma of attic | Single To Single | Alternative #1: H7103 (Diagnosis) - Cholesteatoma of attic, bilateral |
Single To Single | Alternative #2: H7100 (Diagnosis) - Cholesteatoma of attic, unspecified ear | Single To Single | Alternative #3: H7101 (Diagnosis) - Cholesteatoma of attic, right ear | Single To Single | Alternative #4: H7102 (Diagnosis) - Cholesteatoma of attic, left ear |