Other papulosquamous disorders
Description
lichen nitidus: a chronic inflammatory disease of unknown etiology characterized by 1–2 mm, discrete and uniform, shiny, flat-topped, pale flesh-colored or reddish-brown papules that may appear as hypopigmented against dark skin.
Data source
| FinnGen phenocode | L12_PAPULOSQUAOTH |
| Hospital Discharge registry | ICD-10: L44 |
| Cause of Death registry | ICD-10: L44 |
| Include | L12_PITYRIASISRUBRA, L12_LICHENNITI, L12_LICHENSTRIA, L12_LICHENRUBER, L12_INFANTPAPACRO, L12_PAPULOSQUONAS |
| Level in the ICD-hierarchy | 3 |
| First defined in version | DF2 |
Key figures
| Sex | All | Female | Male |
| Number of individuals | 84 | 46 | 38 |
| Unadjusted prevalence (%) | 0.06 | 0.06 | 0.07 |
| Mean age at first event (years) | 47.66 | 46.16 | 49.49 |
| Median number of events / individual | 1 | 1 | 1 |
Clinical metrics
| Sex | All | Female | Male |
| Recurrence within 6 months (%) | 25.0 | 26.09 | 23.68 |
| Case fatality at 5-years (%) | 3.57 | 0.0 | 7.89 |