raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:79141

Hereditary painful callosities

Synonyms: PPK nummularis · Plamoplantar hyperkeratosis nummularis · Plamoplantar keratoderma nummularis · Keratosis palmoplantaris nummularis

Type
Disease
Group
Disorder
Inheritance
Autosomal dominant
Age of onset
No data available
Status
active

A rare focal palmoplantar keratoderma disorder characterized by the development of thick, painful, non-erythematous, nummular keratotic lesions over pressure points of feet and possibly hands. Occasionally, knee and shin involvement, periungual/subungual hyperkeratoses, and blistering at the edge of the calluses, may be observed.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enHereditary painful callositiesPPK nummularis · Plamoplantar hyperkeratosis nummularis · Plamoplantar keratoderma nummularis · Keratosis palmoplantaris nummularis
frCallosités douloureuses héréditairesHyperkératose palmoplantaire nummulaire · KPP nummulaire · Kératodermie palmoplantaire nummulaire · PPK nummulaire
deHautschwielen, hereditäre schmerzhafteKeratosis palmoplantaris nummularis · PPK nummularis · PPK nummularis Typ Wachters
esCallosidades dolorosas hereditariasHiperqueratosis palmoplantar numular · PPK numular · Queratodermia palmoplantar numular · Queratosis palmoplantar numular
itCallosità dolorose ereditarieCheratoderma palmoplantare nummulare · Ipercheratosi palmoplantare nummulare · Keratosis palmoplantaris nummularis · PPK nummulare
nlErfelijke pijnlijke eeltplekkenKeratosis palmoplantaris nummularis · PPK nummularis · Palmoplantaire hyperkeratosis nummularis · Palmoplantaire keratodermie nummularis
ptCalosidades dolorosas hereditáriaQueratose palmo-plantar numular
plDziedziczne bolesne stwardnienie skóryHiperkeratoza dłoni i stóp pieniążkowata · PPK nummularis · Rogowacenie dłoni i stóp pieniążkowate · Rogowiec dłoni i stóp pieniążkowaty
csNumulární (penízková) palmoplantární keratózaHereditární bolestivé otlaky · PPK nummularis · Palmoplantární hyperkeratosis nummularis · Palmoplantární keratoderma nummularis
ukСпадкові болючі мозоліКератоз долонь пальмоплантаріс нуммуляріс · Пламоплантарний гіперкератоз нуммулярний · Пламоплантарна нуммулярна кератодермія · PPK nummularis
zh遗传性疼痛性胼胝钱币状掌跖角化过度
trKalıtsal ağrılı nasırlıklarPPK nummularis · Keratoz palmoplantaris nummularis · Plamoplantar keratoderma nummularis · Plamoplantar hiperkeratozis nummularis

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM114140Evalidated
ICD-10Q82.8NTBTattributedvalidated
ICD-11EC20.31NTBTindexvalidated
MONDO0007248Evalidated
MeSHC566180Evalidated
UMLSC1861964Evalidated

E exact · NTBT this ORPHAcode is narrower than the target · BTNT broader than the target · ND not decided.

3

Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (1):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families2 familiesWorldwideFamily(ies)Validated646376[PMID]_3812560[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_646376[PMID]_3812560[PMID]

Value is Orphadata's ValMoy: the mean estimate per 100 000 for prevalence and incidence, the number of cases or families for case reports.

6

HPO phenotypes

2 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0012531Pain
HP:0005588Patchy palmoplantar keratoderma

Run the differential on the 2 obligate / very frequent terms

7

Sources for this card