raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:96098

Distal duplication 6q syndrome

Synonyms: Distal trisomy 6q · Telomeric duplication 6q · Trisomy 6qter

Type
Malformation syndrome
Group
Disorder
Age of onset
Antenatal, Neonatal
Status
active

Distal trisomy 6q is a rare chromosomal anomaly syndrome resulting from the partial duplication of the long arm of chromosome 6, with highly variable phenotype, typically characterized by growth and developmental delay, intellectual disability, craniofacial dysmorphism (microcephaly, flat facial profile, frontal bossing, hypertelorism, downward-slanting palpebral fissures, flat nasal bridge, anteverted nares, bow shaped mouth, micrognathia), short webbed neck and joint contractures. Cardiac, urogenital, ophthalmologic and hand and foot anomalies, as well as umbilical hernia, spasticity, and seizures, are other features that have been reported.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enDistal duplication 6q syndromeDistal trisomy 6q · Telomeric duplication 6q · Trisomy 6qter
frSyndrome de duplication distale 6qDuplication 6qter · Duplication télomérique 6q · Trisomie 6qter · Trisomie distale 6q · Trisomie télomérique 6q
deDistale Duplikation 6qDistale Trisomie 6q · Duplikation 6q, distale · Telomere Duplikation 6q · Trisomie 6qter
esSíndrome de duplicación terminal 6qTrisomía 6qter · Trisomía terminal 6q
itSindrome duplicazione 6q distaleTrisomia 6q distale · Duplicazione 6q telomerica · Trisomia 6qter
nlDistale duplicatie 6q-syndroomDistale trisomie 6q · Telomerische duplicatie 6q · Trisomie 6qter
ptDuplicação distal 6qDuplicação telomérica 6q · Trissomia 6qter · Trissomia distal 6q
plZespół duplikacji dystalnej 6qDuplikacja dystalna 6q · Duplikacja telomerowa 6q · Trisomia 6qter
csDistální trizomie 6qDistální duplikace 6q · Telomerická duplikace 6q · Trizomie 6qter
ukДистальна дуплікація 6qДистальна трисомія 6q · Теломерна дуплікація 6q · Трисомія 6qter
zh6号染色体长臂远端三体6号染色体长臂端粒重复
trDistal trizomi 6qTrizomi 6qter · Distal duplikasyon 6q · Telomerik duplikasyon 6q

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10Q92.3NTBTattributedvalidated
ICD-11LD41.50NTBTindexvalidated
MONDO0019881Evalidated
MeSHC537810Evalidated
UMLSC0795817Evalidated

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

0 records

No prevalence record in this release.

6

HPO phenotypes

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

7

Sources for this card