raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:444002

11q22.2q22.3 microdeletion syndrome

Synonyms: Del(11)(q22.2q22.3) · Monosomy 11q22.2q22.3

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

A rare chromosomal anomaly characterized by mild intellectual disability, developmental delay, short stature, hypotonia and dysmorphic facial features. Anxiety and short attention span have also been reported.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
en11q22.2q22.3 microdeletion syndromeDel(11)(q22.2q22.3) · Monosomy 11q22.2q22.3
frSyndrome de microdélétion 11q22.2q22.3Del(11)(q22.2q22.3) · Délétion 11q22.2q22.3 · Monosomie 11q22.2q22.3
deMikrodeletionssyndrom 11q22.2q22.3Del(11)(q22.2q22.3) · Monosomie 11q22.2q22.3
esSíndrome de microdeleción 11q22.2q22.3Del(11)(q22.2q22.3) · Monosomía 11q22.2q22.3
itSindrome da microdelezione 11q22.2q22.3Del(11)(q22.2q22.3) · Monosomia 11q22.2-q22.3 · Monosomia 11q22.2q22.3 · Sindrome da delezione 11q22.2-q22.3
nl11q22.2q22.3-microdeletiesyndroomDel(11)(q22.2q22.3) · Monosomie 11q22.2q22.3
ptSíndrome de microdeleção 11q22.2q22.3
plZespół mikrodelecji 11q22.2q22.3Del(11)(q22.2q22.3) · Monosomia 11q22.2q22.3 · Monosomia 11q22.2-q22.3 · Zespół delecji11q22.2-q22.3
csSyndrom mikrodelece 11q22.2q22.3Del(11)(q22.2q22.3) · Monozomie 11q22.2-q22.3 · Monozomie 11q22.2q22.3 · 11q22.2-q22.3 deleční syndrom
ukСиндром мікроделеції 11q22.2q22.3Del(11)(q22.2q22.3) · Моносомія 11q22.2q22.3
zh11q22.2q22.3微缺失综合征11q22.2q22.3单体
tr11q22.2q22.3 mikrodelesyon sendromuDel(11)(q22.2q22.3) · Monozomi 11q22.2q22.3

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10Q93.5NTBTattributedvalidated
MONDO0018632Evalidated
UMLSC5680062Evalidated

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 (3):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families5 casesWorldwideCase(s)Validated25735893[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_25735893[PMID]

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

44 annotations · validated 2016-10-26
HPOTerm (as annotated by Orphanet)Diagnostic
Frequent (79-30%)
HP:0000739Anxiety
HP:0001263Global developmental delay
HP:0001252Hypotonia
Occasional (29-5%)
HP:0012433Abnormal social behavior
HP:0007018Attention deficit hyperactivity disorder
HP:0000753Autism with high cognitive abilities
HP:0007598Bilateral single transverse palmar creases
HP:0001156Brachydactyly
HP:0004209Clinodactyly of the 5th finger
HP:0000722Compulsive behaviors
HP:0002194Delayed gross motor development
HP:0012448Delayed myelination
HP:0000750Delayed speech and language development
HP:0005280Depressed nasal bridge
HP:0002307Drooling
HP:0001260Dysarthria
HP:0000286Epicanthus
HP:0011368Epidermal thickening
HP:0011968Feeding difficulties
HP:0001028Hemangioma
HP:0002705High, narrow palate
HP:0000953Hyperpigmentation of the skin
HP:0002079Hypoplasia of the corpus callosum
HP:0001256Intellectual disability, mild
HP:0000369Low-set ears
HP:0000347Micrognathia
HP:0000545Myopia
HP:0000341Narrow forehead
HP:0012758Neurodevelopmental delay
HP:0001513Obesity
HP:0030190Oral motor hypotonia
HP:0200034Papule
HP:0002421Poor head control
HP:0000358Posteriorly rotated ears
HP:0000508Ptosis
HP:0000817Reduced eye contact
HP:0001250Seizure
HP:0000736Short attention span
HP:0001773Short foot
HP:0200055Small hand
HP:0000486Strabismus
HP:0000574Thick eyebrow
HP:0000219Thin upper lip vermilion
Very rare (<4-1%)
HP:0000708Atypical behavior

Annotation source: 25735893[PMID]

7

Sources for this card