raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:262173

Partial deletion of the long arm of chromosome 21 syndrome

Synonyms: Partial deletion of chromosome 21q · Partial monosomy of chromosome 21q · Partial monosomy of the long arm of chromosome 21

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 deletion of the long arm of chromosome 21 syndromePartial deletion of chromosome 21q · Partial monosomy of chromosome 21q · Partial monosomy of the long arm of chromosome 21
frSyndrome de délétion partielle du bras long du chromosome 21Délétion partielle du chromosome 21q · Monosomie partielle du chromosome 21q · Monosomie partielle du long court du chromosome 21
deChromosom 21q-Deletion, partielleChromosom 21, partielle Deletion des langen Arms · Partielle Monosomie 21q · Partielle Monosomie des langen Arms von Chromosom 21
esSíndrome de deleción parcial del brazo largo del cromosoma 21Deleción parcial del cromosoma 21q · Monosomía parcial del brazo largo del cromosoma 21 · Monosomía parcial del cromosoma 21q
itSindrome delezione parziale del braccio lungo del cromosoma 21Delezione parziale del cromosoma 21q · Monosomia parziale del braccio lungo del cromosoma 21 · Monosomia parziale del cromosoma 21q
nlPartiële deletie van de lange arm van chromosoom 21-syndroomPartiële deletie van chromosoom 21q · Partiële monosomie van chromosoom 21q · Partiële monosomie van de lange arm van chromosoom 21
ptMonossomia parcial do braço longo do cromossoma 21
plZespół częściowej delecji długiego ramienia chromosomu 21Częściowa delecja chromosomu 21q · Cześciowa monosomia chromosomu 21q · Częściowa monosomia długiego ramienia chromosomu 21
csParciální delece dlouhého raménka chromozomu 21Parciální delece 21q · Parciální monozomie 21q · Parciální monozomie dlouhého raménka chromozomu 21
ukЧасткова делеція довгого плеча хромосоми 21Часткова делеція хромосоми 21q · Часткова моносомія хромосоми 21q · Часткова моносомія довгого плеча хромосоми 21
zh21号染色体长臂部分缺失21号染色体长臂部分单体
tr21. kromozomun uzun kolunun kısmi delesyonu21q kromozomunun kısmi delesyonu · 21q kromozomunun kısmi monozomisi · 21. kromozomun uzun kolunun kısmi monozomisi
2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-11LD44.MEspecificvalidated
MONDO0016919Evalidated
MONDO16919Evalidated
UMLSC5679731Evalidated

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 (3):

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