raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:262682

Partial duplication/triplication of chromosome 18 syndrome

Synonyms: Partial trisomy/tetrasomy of chromosome 18

Type
Category
Group
Group of disorders
Status
active

This term does not characterize a disease but a group of diseases. To learn about the diseases included under this term, you can consult the classifications.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enPartial duplication/triplication of chromosome 18 syndromePartial trisomy/tetrasomy of chromosome 18
frSyndrome de duplication/triplication partielle du chromosome 18Trisomie/tétrasomie partielle du chromosome 18
dePartielle Trisomie/Tetrasomie von Chromosom 18Chromosom 18-Duplikation, partielle
esSíndrome de duplicación/triplicación parcial del cromosoma 18Trisomía/tetrasomía parcial del cromosoma 18
itSindrome duplicazione/triplicazione parziale del cromosoma 18Trisomia/tetrasomia parziale del cromosoma 18
nlPartiële duplicatie/triplicatie van chromosoom 18-syndroomPartiële trisomie/tetrasomie van chromosoom 18
ptDuplicação/triplicação parcial do cromossoma 18Trissomia/tetrasomia parcial do cromossoma 18
plZespół częściowej duplikacji/triplikacji chromosomu 18Częściowa duplikacja/triplikacja chromosomu 18
csParciální trizomie/tetrazomie chromozomu 18Parciální duplikace/triplikace chromozomu 18
ukЧасткова дуплікація/триплікація хромосоми 18Часткова трисомія/тетрасомія хромосоми 18
zh18号染色体部分三体/四体18号染色体部分重复/三体
tr18. kromozomun kısmi trizomisi / tetrazomisiKromozom 18'in kısmi duplikasyonu/triplikasyonu
2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
MONDO0016936Evalidated
MONDO16936Evalidated
UMLSC5816684Evalidated

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):

Children (2):

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