raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:65286

3q29 microdeletion syndrome

Synonyms: 3q subtelomere deletion syndrome · 3qter deletion · Del(3)(q29) · Monosomy 3q29 · Monosomy 3qter

Type
Malformation syndrome
Group
Disorder
Inheritance
Autosomal dominant
Age of onset
Infancy, Neonatal
Status
active

A recurrent subtelomeric deletion syndrome with variable clinical manifestations including intellectual deficit and dysmorphic features.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
en3q29 microdeletion syndrome3q subtelomere deletion syndrome · 3qter deletion · Del(3)(q29) · Monosomy 3q29 · Monosomy 3qter
frSyndrome de microdélétion 3q29Del(3)(q29) · Délétion 3q29 · Délétion 3qter · Monosomie 3q29 · Monosomie 3qter · Syndrome de délétion subtélomérique 3q
deMikrodeletionssyndrom 3q29Del(3)(q29) · Deletion 3qter · Monosomie 3q29 · Monosomie3qter
esSíndrome de microdeleción 3q29Del(3)(q29) · Deleción 3qter · Monosomía 3q29 · Monosomía 3qter · Síndrome de deleción subtelomérica 3q
itSindrome da microdelezione 3q29Del(3)(q29) · Delezione 3qter · Monosomia 3q29 · Monosomia 3qter · Sindrome da delezione 3q subtelomerica
nl3q29-microdeletiesyndroom3q subtelomerische deletie-syndroom · 3qter-deletie · Del(3)(q29) · Monosomie 3q29 · Monosomie 3qter
ptSíndrome de microdeleção 3q29
plZespół mikrodelecji 3q29Del(3)(q29) · Delecja 3qter · Monosomia 3q29 · Monosomia 3qter · Zespół subtelomerowej delecji 3q
csMikrodeleční syndrom 3q29Syndrom subtelomerické delece 3q · 3qter delece · Del(3)(q29) · Monozomie 3q29 · Monozomie 3qter
ukСиндром мікроделеції 3q29Синдром делеції субтеломера 3q · Видалення 3qter · Del(3)(q29) · Моносомія 3q29 · Моносомія 3qter
zh3q29微缺失综合征3q亚端粒微小缺失综合征
tr3q29 mikrodelesyon sendromuDel (3) (q29) · Monozomi 3q29 · 3qter delesyon · Monozomi 3qter · 3q subtelomer delesyon sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM609425Evalidated
ICD-10Q93.5NTBTattributedvalidated
ICD-11LD44.30NTBTindexvalidated
MONDO0012269Evalidated
MeSHC567184Evalidated
UMLSC2674949Evalidated
GARD11974Evalidated

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

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalenceUnknown—WorldwideClass onlyNot yet validatedORPHANET

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 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0001263Global developmental delay
HP:0001249Intellectual disability
Frequent (79-30%)
HP:0000750Delayed speech and language development
HP:0000232Everted lower lip vermilion
HP:0000369Low-set ears
HP:0000400Macrotia
HP:0000252Microcephaly
HP:0000426Prominent nasal bridge
HP:0000322Short philtrum
Occasional (29-5%)
HP:0001000Abnormality of skin pigmentation
HP:0000164Abnormality of the dentition
HP:0000718Aggressive behavior
HP:0000739Anxiety
HP:0007018Attention deficit hyperactivity disorder
HP:0000717Autism
HP:0007302Bipolar affective disorder
HP:0000518Cataract
HP:0004209Clinodactyly of the 5th finger
HP:0000678Dental crowding
HP:0000716Depression
HP:0000494Downslanted palpebral fissures
HP:0000324Facial asymmetry
HP:0001508Failure to thrive
HP:0001288Gait disturbance
HP:0002020Gastroesophageal reflux
HP:0000218High palate
HP:0000085Horseshoe kidney
HP:0001611Hypernasal speech
HP:0000047Hypospadias
HP:0001382Joint hypermobility
HP:0000276Long face
HP:0000256Macrocephaly
HP:0000568Microphthalmia
HP:0000275Narrow face
HP:0000202Orofacial cleft
HP:0001643Patent ductus arteriosus
HP:0000768Pectus carinatum
HP:0000767Pectus excavatum
HP:0000709Psychosis
HP:0002092Pulmonary arterial hypertension
HP:0003196Short nose
HP:0008416Six lumbar vertebrae
HP:0001682Subvalvular aortic stenosis
HP:0001182Tapered finger

Run the differential on the 2 obligate / very frequent terms

Annotation source: 15918153[PMID]_20830797[PMID]_19460468[PMID]_19298871[PMID]

7

Sources for this card