raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:3378

Trisomy 13 syndrome

Synonyms: Patau syndrome

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

A rare chromosomal anomaly characterized by the presence of extra chromosome 13 material and manifesting with severe intellectual disability and multiple congenital anomalies including holoprosencephaly, microcephaly, microphthalmia, scalp defect, cleft lip/palate, congenital heart defects, and postaxial polydactyly. Neurological involvement may lead to seizures and hypotonia.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enTrisomy 13 syndromePatau syndrome
frSyndrome de trisomie 13Syndrome de Patau
deTrisomie 13Pätau-Syndrom
esSíndrome de trisomía 13Síndrome de Patau
itSindrome trisomia 13Sindrome di Patau
nlTrisomie 13-syndroomSyndroom van Patau
ptSíndrome trissomia 13
plZespół trisomii chromosomu 13Zespół Patau'a
csTrizomie 13Patauův syndrom
ukТрисомія 13Синдром Патау
zh13号染色体三体Patau综合征
trTrizomi 13Patau sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10Q91.4BTNTspecificvalidated
ICD-10Q91.5BTNTspecificvalidated
ICD-10Q91.6BTNTspecificvalidated
ICD-10Q91.7BTNTspecificvalidated
ICD-11LD40.1Especificvalidated
MONDO0018068Evalidated
MeSHD000073839Evalidated
UMLSC2936830Evalidated
GARD7341Evalidated
MedDRA10044686Evalidated

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 (5):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

21 records
TypeClassValueAreaQualificationValidationSource
Prevalence at birth1-9 / 100 0003.7 / 100 000EuropeValue and classValidatedEUROCAT European surveillance of congenital anomalies 2005-2009[OTHER]
Prevalence at birth1-9 / 100 0002.9 / 100 000BelgiumValue and classValidatedEUROCAT European surveillance of congenital anomalies 2010[OTHER]
Prevalence at birth1-9 / 100 0004.8 / 100 000GermanyValue and classValidatedEUROCAT European surveillance of congenital anomalies 2007[OTHER]
Prevalence at birth1-9 / 100 0007.2 / 100 000IrelandValue and classValidatedEUROCAT European surveillance of congenital anomalies 2010[OTHER]
Prevalence at birth1-5 / 10 00024.1 / 100 000MaltaValue and classValidatedEUROCAT European surveillance of congenital anomalies 2009[OTHER]
Prevalence at birth1-9 / 100 0004.8 / 100 000NorwayValue and classValidatedEUROCAT European surveillance of congenital anomalies 2010[OTHER]
Prevalence at birth1-9 / 100 0002.2 / 100 000PolandValue and classValidatedEUROCAT European surveillance of congenital anomalies 2010[OTHER]
Prevalence at birth1-9 / 100 0005 / 100 000United KingdomValue and classValidatedEUROCAT European surveillance of congenital anomalies 2010[OTHER]
Prevalence at birth1-9 / 100 0003.3 / 100 000UkraineValue and classValidatedEUROCAT European surveillance of congenital anomalies 2010[OTHER]
Prevalence at birth1-5 / 10 00018 / 100 000JapanValue and classValidated2092586[PMID]_7424972[PMID]
Point prevalence1-5 / 10 00015.9 / 100 000JapanValue and classNot yet validated2092586[PMID]_7424972[PMID]_ ORPHANET
Prevalence at birth1-5 / 10 00012.6 / 100 000United StatesValue and classValidated20878909[PMID]_Center for Diseases Control and Prevention[OTHER]
Prevalence at birth1-9 / 100 0001.9 / 100 000FranceValue and classValidatedEUROCAT European surveillance of congenital anomalies 2010[OTHER]
Prevalence at birth1-9 / 100 0009.8 / 100 000AustriaValue and classValidatedEUROCAT European surveillance of congenital anomalies 2009[OTHER]
Prevalence at birth1-9 / 100 0001.1 / 100 000HungaryValue and classValidatedEUROCAT European surveillance of congenital anomalies 2010[OTHER]
Prevalence at birth1-9 / 100 0001.4 / 100 000ItalyValue and classValidatedEUROCAT European surveillance of congenital anomalies 2010[OTHER]
Prevalence at birth1-5 / 10 00011.4 / 100 000NetherlandsValue and classValidatedEUROCAT European surveillance of congenital anomalies 2010[OTHER]
Prevalence at birth1-9 / 100 0005.2 / 100 000PortugalValue and classValidatedEUROCAT European surveillance of congenital anomalies 2008[OTHER]
Prevalence at birth1-9 / 100 0002.5 / 100 000SpainValue and classValidatedEUROCAT European surveillance of congenital anomalies 2010[OTHER]
Prevalence at birth1-5 / 10 00013.2 / 100 000SwitzerlandValue and classValidatedEUROCAT European surveillance of congenital anomalies 2007[OTHER]
Point prevalence1-9 / 1 000 000—EuropeClass 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

59 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0030680Abnormal cardiovascular system morphology
HP:0002644Abnormality of pelvic girdle bone morphology
HP:0002167Abnormality of speech or vocalization
HP:0000235Abnormality of the fontanelles or cranial sutures
HP:0000528Anophthalmia
HP:0001631Atrial septal defect
HP:0007598Bilateral single transverse palmar creases
HP:0000175Cleft palate
HP:0100543Cognitive impairment
HP:0000476Cystic hygroma
HP:0001789Hydrops fetalis
HP:0000601Hypotelorism
HP:0001252Hypotonia
HP:0010864Intellectual disability, severe
HP:0001511Intrauterine growth retardation
HP:0000369Low-set ears
HP:0000272Malar flattening
HP:0000161Median cleft lip
HP:0000568Microphthalmia
HP:0001643Patent ductus arteriosus
HP:0001162Postaxial hand polydactyly
HP:0001250Seizure
HP:0011344Severe global developmental delay
HP:0001629Ventricular septal defect
Frequent (79-30%)
HP:0007477Abnormal dermatoglyphics
HP:0000499Abnormal eyelash morphology
HP:0011039Abnormal helix morphology
HP:0002101Abnormal lung lobation
HP:0000008Abnormal morphology of female internal genitalia
HP:0008046Abnormal retinal vascular morphology
HP:0000772Abnormal rib morphology
HP:0009738Abnormality of the antihelix
HP:0000164Abnormality of the dentition
HP:0000478Abnormality of the eye
HP:0000370Abnormality of the middle ear
HP:0000069Abnormality of the ureter
HP:0000504Abnormality of vision
HP:0008053Aplasia/Hypoplasia of the iris
HP:0005306Capillary hemangioma
HP:0000518Cataract
HP:0002308Chiari malformation
HP:0000028Cryptorchidism
HP:0000490Deeply set eye
HP:0100627Displacement of the urethral meatus
HP:0100257Ectrodactyly
HP:0100790Hernia
HP:0002705High, narrow palate
HP:0000126Hydronephrosis
HP:0000612Iris coloboma
HP:0002808Kyphosis
HP:0000343Long philtrum
HP:0005562Multiple renal cysts
HP:0000774Narrow chest
HP:0000648Optic atrophy
HP:0004467Preauricular pit
HP:0000384Preauricular skin tag
HP:0002650Scoliosis
HP:0000407Sensorineural hearing impairment
HP:0001362Skull defect

Run the differential on the 12 obligate / very frequent terms

7

Sources for this card