raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:261120

14q11.2 microdeletion syndrome

Synonyms: Monosomy 14q11.2 · Del(14)(q11.2)

Type
Malformation syndrome
Group
Disorder
Inheritance
Not applicable, Unknown
Age of onset
Infancy, Neonatal
Status
active

14q11.2 microdeletion syndrome is a recently described syndrome characterized by developmental delay, hypotonia and facial dysmorphism.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
en14q11.2 microdeletion syndromeMonosomy 14q11.2 · Del(14)(q11.2)
frSyndrome de microdélétion 14q11.2Del(14)(q11.2) · Monosomie 14q11.2
deMikrodeletionssyndrom 14q11.2Del(14)(q11.2) · Monosomie 14q11.2
esSíndrome de microdeleción 14q11.2Del(14)(q11.2) · Monosomía 14q11.2
itSindrome da microdelezione 14q11.2Del(14)(q11.2) · Monosomia 14q11.2
nl14q11.2-microdeletiesyndroomDel(14)(q11.2) · Monosomie 14q11.2
ptSíndrome de microdeleção 14q11.2
plZespół mikrodelecji 14q11.2Del(14)(q11.2) · Monosomia 14q11.2
csSyndrom mikrodelece 14q11.2Del(14)(q11.2) · Monozomie 14q11.2
ukСиндром мікроделеції 14q11.2Del(14)(q11.2) · Моносомія 14q11.2
zh染色体14q11.2微缺失综合征14q11.2单体
tr14q11.2 mikrodelesyon sendromuDel (14) (q11.2) · Monozomi 14q11.2

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM613457Evalidated
ICD-10Q93.5NTBTattributedvalidated
ICD-11LD44.ENTBTindexvalidated
MONDO0013272Evalidated
UMLSC4304999Evalidated

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

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families3 casesWorldwideCase(s)Validated17545556[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:0005280Depressed nasal bridge
HP:0000232Everted lower lip vermilion
HP:0002263Exaggerated cupid's bow
HP:0000316Hypertelorism
HP:0001256Intellectual disability, mild
HP:0000343Long philtrum
HP:0000358Posteriorly rotated ears
HP:0011344Severe global developmental delay
HP:0003196Short nose
Frequent (79-30%)
HP:0000581Blepharophimosis
HP:0000337Broad forehead
HP:0002002Deep philtrum
HP:0000490Deeply set eye
HP:0000286Epicanthus
HP:0000218High palate
HP:0002553Highly arched eyebrow
HP:0000995Melanocytic nevus
HP:0000347Micrognathia
HP:0000160Narrow mouth
HP:0001643Patent ductus arteriosus
HP:0000340Sloping forehead
HP:0005338Sparse lateral eyebrow
HP:0001863Toe clinodactyly
HP:0001770Toe syndactyly
HP:0001629Ventricular septal defect

Run the differential on the 9 obligate / very frequent terms

Annotation source: 21744488[PMID]_8010711[PMID]

7

Sources for this card