raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:1350

Heart-hand syndrome type 2

historical

Synonyms: Atriodigital dysplasia type 2 · Tabatznik syndrome

Type
Malformation syndrome
Group
Disorder
Age of onset
Infancy, Neonatal
Status
historical

A rare multiple congenital anomalies/dysmorphic syndrome characterized by upper limb malformations (brachytelephalangy type D, hypoplastic deltoids, mild shortening of the fourth and fifth metacarpals in some individuals, skeletal anomalies in the humerus, radius, ulnae, and thenar bones) and cardiac arrhythmias (junctional rhythms and atrial fibrillation). There have been no further descriptions in the literature since 1990.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enHeart-hand syndrome type 2Atriodigital dysplasia type 2 · Tabatznik syndrome
frSyndrome cardiomélique type 2Dysplasie atrio-digitale type 2 · Syndrome coeur-main type 2 · Syndrome coeur-membres type 2 · Syndrome de Tabatznik
deHerz-Hand-Syndrom Typ 2Tabatznik-Syndrom
esSíndrome corazón-mano tipo 2Síndrome de Tabatznik
itSindrome cuore-mano, tipo 2Sindrome di Tabatznik
nlHart-handsyndroom type 2Atriodigitale dysplasie type 2 · Syndroom van Tabatznik
ptSíndrome coração-mão tipo 2Síndrome Tabatznik
plZespół serce–ręka typu 2Dysplazja przedsionkowo-palcowa typu 2 · Zespół Tabatznika
csSyndrom ruka-srdce, typ 2Atriodigitální dysplázie, typ 2 · Tabatznikův syndrom
ukСиндром серце-рука, тип 2Атріодигітальна дисплазія 2 типу · Синдром Табачника
zh心-手综合征2型心房指发育不全2型
trKalp-el sendromu tip 2Tabatznik sendromu · Atriodijital displazi tip 2

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10Q87.2NTBTattributedvalidated
ICD-11LD2F.1YNTBTindexvalidated
MONDO0015284Evalidated
MeSHC536784Evalidated
UMLSC2931323Evalidated
GARD9847Evalidated

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 (4):

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)Validated1976459[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET

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

25 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0031095Abnormal humerus morphology
HP:0040071Abnormal morphology of ulna
HP:0000889Abnormality of the clavicle
HP:0009811Abnormality of the elbow
HP:0003043Abnormality of the shoulder
HP:0006501Aplasia/Hypoplasia of the radius
HP:0009601Aplasia/Hypoplasia of the thumb
HP:0011675Arrhythmia
HP:0001156Brachydactyly
HP:0001387Joint stiffness
HP:0002983Micromelia
Frequent (79-30%)
HP:0005916Abnormal metacarpal morphology
HP:0001161Hand polydactyly
HP:0010044Short 4th metacarpal
HP:0010047Short 5th metacarpal
Occasional (29-5%)
HP:0030680Abnormal cardiovascular system morphology
HP:0000174Abnormal palate morphology
HP:0000164Abnormality of the dentition
HP:0003019Abnormality of the wrist
HP:0009908Anterior creases of earlobe
HP:0001555Asymmetry of the thorax
HP:0000028Cryptorchidism
HP:0100556Hemiatrophy
HP:0001249Intellectual disability
HP:0002162Low posterior hairline
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Sources for this card