Acanthosis nigricans
Description
acanthosis nigricans: a brown to black, poorly defined, velvety hyperpigmentation of the skin. It is usually found in body folds, such as the posterior and lateral folds of the neck, the armpits, groin, navel, forehead, and other areas.
Data source
| FinnGen phenocode | L12_ACANTHNIGRICANS |
| Hospital Discharge registry | ICD-10: L83, ICD-9: 7012A, ICD-8: 7011 |
| Cause of Death registry | ICD-10: L83, ICD-9: 7012A, ICD-8: 7011 |
| Level in the ICD-hierarchy | 3 |
| First defined in version | DF2 |
Key figures
| Sex | All | Female | Male |
| Number of individuals | 35 | 20 | 15 |
| Unadjusted prevalence (%) | 0.03 | 0.03 | 0.03 |
| Mean age at first event (years) | 37.22 | 40.88 | 32.34 |
| Median number of events / individual | 1 | 1 | 1 |
Clinical metrics
| Sex | All | Female | Male |
| Recurrence within 6 months (%) | 8.57 | 15.0 | N/A |
| Case fatality at 5-years (%) | 2.86 | 5.0 | 0.0 |