Other acute skin changes due to ultraviolet radiation
Description
porokeratosis: a specific disorder of keratinization that is characterized histologically by the presence of a cornoid lamella, a thin column of closely stacked, parakeratotic cells extending through the stratum corneum with a thin or absent granular layer.
Data source
| FinnGen phenocode | L12_OTHACUSKINSUN |
| Hospital Discharge registry | ICD-10: L56 |
| Cause of Death registry | ICD-10: L56 |
| Include | L12_DRUGPHOTOX, L12_DRUGPHOTOALL, L12_PHOTOCONTDERMAT, L12_SOLURTICARIA, L12_POLYMORPHLIGHTERUPT, L12_OTHACUSKINSUNNAS |
| Level in the ICD-hierarchy | 3 |
| First defined in version | DF2 |
Key figures
| Sex | All | Female | Male |
| Number of individuals | 292 | 149 | 143 |
| Unadjusted prevalence (%) | 0.22 | 0.2 | 0.25 |
| Mean age at first event (years) | 39.68 | 42.38 | 36.87 |
| Median number of events / individual | 1 | 1 | 1 |
Clinical metrics
| Sex | All | Female | Male |
| Recurrence within 6 months (%) | 17.12 | 21.48 | 12.59 |
| Case fatality at 5-years (%) | 1.03 | 0.67 | 1.4 |