actinic keratosis: A precancerous lesion of the skin composed of atypical keratinocytes. It is characterized by the presence of thick, scaly patches of skin. Several histologic variants have been described, including atrophic, acantholytic, and hyperkeratotic variants.
Endpoint definition
↥
Endpoint definition steps |
FinnGen |
|---|---|
Phenotype data |
429209 |
1. Apply sex-specific ruleNone |
429209 |
2. Check conditionsNone |
429209 |
3. Check pre-conditions, main-only, mode, registry filtersRegistry filters:
2 out of 7 registries used, show all original rules. |
12445 |
4. Check minimum number of eventsNone |
12445 |
5. Include endpointsNone |
12445 |
6. Filter based on genotype QC (FinnGen only) |
12094 |
Control definitions (FinnGen only)
Control exclude
L12_RADIATIONRELATEDSKIN
Extra metadata
Level in the ICD hierarchy
4
First used in FinnGen datafreeze
DF2
Parent code in ICD-10
L57
Name in latin
Keratosis actinica
Similar endpoints
↥List of similar endpoints to
Actinic keratosis
based on the number of shared cases.
Broader endpoints:
- Skin changes due to chronic exposure to nonionizing radiation
- Radiation-related disorders of the skin and subcutaneous tissue
- Diseases of the skin and subcutaneous tissue
- Any event in hilmo or specialist outpatient
Narrower endpoints:
None
Case counts by codes
↥
Summary Statistics
↥-FinRegistry-
Key figures
| All | Female | Male | |
|---|---|---|---|
| Number of individuals | |||
| Whole population | 98072 | 56871 | 40899 |
| Only index persons | 92586 | 54015 | 38571 |
| Unadjusted period prevalence (%) | |||
| Whole population | 1.42 | 1.63 | 1.14 |
| Only index persons | 1.77 | 1.99 | 1.47 |
| Median age at first event (years) | |||
| Whole population | 75.63 | 76.14 | 74.92 |
| Only index persons | 75.35 | 75.83 | 74.68 |
-FinnGen-
Key figures
| All | Female | Male | |
|---|---|---|---|
| Number of individuals | 12094 | 6122 | 5972 |
| Unadjusted period prevalence (%) | 2.97 | 2.66 | 3.28 |
| Median age at first event (years) | 72.69 | 71.65 | 73.77 |
-FinRegistry-
Age distribution of first events
-FinnGen-
Age distribution of first events
-FinRegistry-
Year distribution of first events
-FinnGen-
Year distribution of first events
-FinRegistry-
Cumulative Incidence Function
-FinnGen-
Cumulative Incidence Function
Mortality – FinRegistry
↥Relationships between endpoints
↥Index endpoint: L12_ACTINKERA – Actinic keratosis
GWS hits: 36
Loading Relationships table