Other follicular disorders
Description
hidradenitis suppurativa: a common (though rarely diagnosed), chronic skin disease characterized by clusters of abscesses or subcutaneous boil-like "infections" (oftentimes free of actual bacteria) that most commonly affects apocrine sweat gland bearing areas, such as the underarms, under the breasts, inner thighs, groin and buttocks.The disease is not contagious. There are indications that it is hereditary among certain ethnic groups and autoimmune in nature. Onset is most common in the late teens and early 20's.
Data source
FinnGen phenocode | L12_FOLICULAROTH |
Hospital Discharge registry | ICD-10: L73 |
Cause of Death registry | ICD-10: L73 |
Include | L12_ACNEKELOID, L12_PSEUDOFOLBARB, L12_HIDRADENITISSUP, L12_FOLLICULARNAS |
Level in the ICD-hierarchy | 3 |
First defined in version | DF2 |
Key figures
Sex | All | Female | Male |
Number of individuals | 444 | 244 | 200 |
Unadjusted prevalence (%) | 0.33 | 0.32 | 0.35 |
Mean age at first event (years) | 44.39 | 42.4 | 46.83 |
Median number of events / individual | 1 | 1 | 1 |
Clinical metrics
Sex | All | Female | Male |
Recurrence within 6 months (%) | 38.29 | 36.89 | 40.0 |
Case fatality at 5-years (%) | 0.9 | 0.41 | 1.5 |