raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:2564

Tetramelic monodactyly

historical

Synonyms: Sommer-Hines syndrome

Type
Malformation syndrome
Group
Disorder
Inheritance
Autosomal dominant
Age of onset
Antenatal
Status
historical

Tetramelic monodactyly is a rare, genetic, congenital limb malformation disorder characterized by the presence of a single digit on all four extremities. Malformation is typically isolated however, aplastic and hypoplastic defects in the remaining skeletal parts of hands and feet have been reported. There have been no further descriptions in the literature since 1992.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enTetramelic monodactylySommer-Hines syndrome
frMonodactylie tétraméliqueSyndrome de Sommer-Hines
deMonodaktylie, tetramelischeSommer-Hines-Syndrom
esMonodactilia tetramélicaSíndrome de Sommer-Hines
itMonodattilia tetramelicaSindrome di Sommer-Hines
nlTetramelische monodactylieSyndroom van Sommer-Hines
ptMonodactilia tetramélicaSíndrome Sommer-Hines
plMonodaktylia tetramelicznaZespół Sommera i Hinesa
csTetramelická monodaktylieSommerové-Hinesové syndrom · Sommer-Hinesové syndrom
ukТетрамелічна монодактиліяСиндром Зоммера-Хайнса
zh四肢单指畸形Sommer-Hines综合征
trTetramelik monodaktiliSommer-Hines sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM187510Evalidated
ICD-10Q73.8NTBTattributedvalidated
MONDO0008544Evalidated
MeSHC566066Evalidated
UMLSC1861233Evalidated
GARD3707Evalidated

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 (2):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_1308366[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 2017-09-05
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0012165Oligodactyly
HP:0001171Split hand
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Sources for this card