Diseases of external ear
Description
cholesteatoma of external ear: A cholesteatoma which involves invasion of the squamous tissue into a localized area of bony erosion of the ear canal. It may develop spontaneously or as a consequence of infection, trauma or surgery.
Data source
| FinnGen phenocode | H8_EXTERNAL |
| Hospital Discharge registry | ICD-10: H61/H60 |
| Cause of Death registry | ICD-10: H61/H60 |
| Include | H8_EXTOTITIS, H8_PERCHRONDR, H8_PINNADIS, H8_CERUMEN, H8_STENOEXTCAN, H8_EXTDISNAS, H8_EXTDISINOTH |
| Level in the ICD-hierarchy | 2 |
| First defined in version | DF2 |
Key figures
| Sex | All | Female | Male |
| Number of individuals | 2720 | 1394 | 1326 |
| Unadjusted prevalence (%) | 2.05 | 1.86 | 2.31 |
| Mean age at first event (years) | 52.19 | 50.61 | 53.85 |
| Median number of events / individual | 1 | 1 | 1 |
Clinical metrics
| Sex | All | Female | Male |
| Recurrence within 6 months (%) | 17.65 | 15.85 | 19.53 |
| Case fatality at 5-years (%) | 2.72 | 2.08 | 3.39 |