raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:294988

Isolated hypoplasia of thumb

Synonyms: Isolated congenital absence/hypoplasia of thumb · Isolated congenital thumb hypodactyly · Isolated congenital thumb oligodactyly

Type
Morphological anomaly
Group
Disorder
Status
active

A rare congenital malformation characterized by underdevelopment of the thumb, ranging from a slight decrease in thumb size to complete absence of the thumb. The malformation may occur isolated, combined to other defects of the hand or upper limb, or as part of a multiple congenital anomaly syndrome.

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Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enIsolated hypoplasia of thumbIsolated congenital absence/hypoplasia of thumb · Isolated congenital thumb hypodactyly · Isolated congenital thumb oligodactyly
frHypoplasie isolée du pouceAbsence/hypoplasie congénitale isolée du pouce · Hypodactylie du pouce isolée · Oligodactylie du pouce isolée
deDaumenhypoplasie, isolierteIsolierte kongenitale Daumenhypodaktylie · Isolierte kongenitale Oligodaktylie des Daumens · Isoliertes angeborenes Fehlen des Daumens
esHipoplasia aislada del pulgarAusencia/hipoplasia congénita aislada del pulgar · Hipodactilia congénita aislada del pulgar · Oligodactilia congénita aislada del pulgar
itIpoplasia isolata del polliceAplasia/ipoplasia congenita isolata del pollice · Ipodattilia congenita isolata del pollice · Oligodattilia congenita isolata del pollice
nlGeïsoleerde hypoplasie van duimGeïsoleerde congenitale afwezigheid/hypoplasie van duim · Geïsoleerde congenitale hypodactylie van duim · Geïsoleerde congenitale oligodactylie van duim
ptHipoplasia do polegar isoladaAusência/hipoplasia do polegar isolada congénita · Hipodactilia do polegar isolada congénita · Oligodactilia do polegar isolada congénita
plIzolowany niedorozwój kciukaHipodaktylia kciuka · Oligodaktylia kciuka
csVrozená absence/hypoplázie palce rukyHypodaktylie palce ruky · Oligodaktylie palce ruky
ukІзольована гіпоплазія великого пальцяІзольована вроджена відсутність/гіпоплазія великого пальця · Ізольована вроджена гіподактилія великого пальця · Ізольована вроджена олігодактилія великого пальця
zh先天性拇指发育不全先天性拇指缺如/发育不全
trDoğumsal başparmak hipoplazisiBaşparmak hipodaktilisi · Başparmak oligodaktilisi · Doğumsal yokluk / baş parmak hipoplazisi

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10Q71.3NTBTattributedvalidated
ICD-11LB99.7NTBTindexvalidated
UMLSC5925024Evalidated

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

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Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (1):

No children.

Codes that Orphanet moved or referred to this one:

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Genes

0 direct

Orphanet records no gene directly on this code.

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Prevalence and incidence

0 records

No prevalence record in this release.

6

HPO phenotypes

Orphanet has no HPO annotation for this code in this release.

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Sources for this card