Other disorders of pigmentation


obsolete_incontinentia pigmenti achromians: a dermal melanocytic condition affecting the shoulder area. Nevus of Ito often occurs in association with nevus of Ota in the same patient but is much less common, although the true incidence is unknown.

Endpoint definition

FinnGen phenotype data

429209 individuals

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Apply sex-specific rule None


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Check conditions None


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Check pre-conditions, main-only, mode, registry filters

Hospital Discharge: ICD-10 L81
Cause of death: ICD-10 L81

2 out of 7 registries used, show all original rules.


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Check minimum number of events None


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Remove individuals based on genotype QC


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Control definitions


Extra metadata

Level in the ICD hierarchy 3
First used in FinnGen datafreeze DF2
Parent code in ICD-10 L80-L99
Name in latin Aliae perturbationes pigmentationis cutis

Summary Statistics

Key figures

All Female Male
Number of individuals 1175 767 408
Unadjusted prevalence (%) 0.29 0.33 0.22
Mean age at first event (years) 56.64 55.53 58.72


Follow-up Absolute risk HR [95% CI] p N
1998–2019 0.02 1.08 [0.46, 2.52] 8.6e-1 79
15 years 0.00 0.52 [0.21, 1.30] 1.6e-1 37
5 years 0.00 1.09 [0.42, 2.86] 8.6e-1 26
1 year - - - -

Age distribution of first events

Year distribution of first events

Cumulative Incidence


Index endpoint: L12_OTHPIGMENTATION – Other disorders of pigmentation
GWS hits: 1

Survival analyses between endpoints


before Other disorders of pigmentation
after Other disorders of pigmentation

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Drugs most likely to be purchased after Other disorders of pigmentation

Endpoint not on priority list, no data to show.