raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:280

Wolf-Hirschhorn syndrome

Synonyms: 4p- syndrome · Distal deletion 4p · Distal monosomy 4p · Telomeric deletion 4p

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

A developmental disorder characterized by typical craniofacial features, prenatal and postnatal growth impairment, intellectual disability, severe delayed psychomotor development, seizures, and hypotonia.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enWolf-Hirschhorn syndrome4p- syndrome · Distal deletion 4p · Distal monosomy 4p · Telomeric deletion 4p
frSyndrome de Wolf-HirschhornDélétion télomérique 4p · Monosomie distale 4p · Syndrome 4p- · Délétion distale 4p
deWolf-Hirschhorn-SyndromChromosom 4p- Syndrom · Deletion 4p, distale · Monosomie 4p, distale
esSíndrome de Wolf-HirschhornDeleción terminal 4p · Monosomía terminal 4p · Síndrome 4p-
itSindrome di Wolf-HirschhornDelezione 4p distale · Delezione 4p telomerica · Monosomia 4p distale · Sindrome 4p-
nlSyndroom van Wolf-Hirschhorn4p-syndroom · Distale deletie 4p · Distale monosomie 4p · Telomerische deletie 4p · Wolf-Hirschhornsyndroom
ptSíndrome Wolf-HirschhornDeleção 4p · Monossomia 4p
plZespół Wolfa i HirschornaDelecja telomerowa 4p · Dystalna delecja 4p · Dystalna monosomia 4p · Zespół 4p-
csWolfův-Hirschhornův syndromSyndrom 4p- · Terminální delece 4p · Distální monozomie 4p · Telomerická delece 4p · Wolf-Hirschhornův syndrom
ukСиндром Вольфа-Гіршхорна4p-синдром · Дистальна делеція 4p · Дистальна моносомія 4p · Делеція теломерної ділянки 4p
zhWolf-Hirschhorn综合征4p末端缺失
trWolf-Hirschhorn sendromu4p sendromu · Distal delesyon 4p · Distal monozomi 4p · Telomerik delesyon 4p

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM194190Evalidated
ICD-10Q93.3NTBTinclusionvalidated
ICD-11LD44.41NTBTindexvalidated
MONDO0008684Evalidated
MeSHD054877Evalidated
UMLSC1956097Evalidated
GARD7896Evalidated
MedDRA10050361Evalidated

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 (8):

No children.

Codes that Orphanet moved or referred to this one:

4

Genes

6 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
NELFACandidate gene tested inNot yet assessedHGNC:12768ENSG000001850496060264p16.3negative elongation factor complex member A
CPLX1Role in the phenotype ofAssessedHGNC:2309ENSG000001689936050324p16.3complexin 126239400[PMID]
CTBP1Role in the phenotype ofAssessedHGNC:2494ENSG000001596926026184p16.3C-terminal binding protein 126239400[PMID]
LETM1Role in the phenotype ofAssessedHGNC:6556ENSG000001689246044074p16.3leucine zipper and EF-hand containing transmembrane protein 1
NSD2Role in the phenotype ofAssessedHGNC:12766ENSG000001096856029524p16.3nuclear receptor binding SET domain protein 2
PIGGRole in the phenotype ofAssessedHGNC:25985ENSG000001742276169184p16.3phosphatidylinositol glycan anchor biosynthesis class G (EMM blood group)26239400[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Prevalence at birth1-9 / 100 0002 / 100 000EuropeValue and classValidated11480768[PMID]_[EXPERT]
Point prevalence1-9 / 100 000—EuropeClass onlyValidated11480768[PMID]_[EXPERT]

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

95 annotations · validated 2024-03-28
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0000159Abnormal lip morphology
HP:0000153Abnormality of the mouth
HP:0000288Abnormality of the philtrum
HP:0001251Ataxia
HP:0001558Decreased fetal movement
HP:0000268Dolichocephaly
HP:0000494Downslanted palpebral fissures
HP:0002714Downturned corners of mouth
HP:0000286Epicanthus
HP:0001508Failure to thrive
HP:0002007Frontal bossing
HP:0001263Global developmental delay
HP:0009890High anterior hairline
HP:0000348High forehead
HP:0002553Highly arched eyebrow
HP:0000316Hypertelorism
HP:0000668Hypodontia
HP:0000047Hypospadias
HP:0001252Hypotonia
HP:0010864Intellectual disability, severe
HP:0001511Intrauterine growth retardation
HP:0002162Low posterior hairline
HP:0000252Microcephaly
HP:0000347Micrognathia
HP:0008551Microtia
HP:0000358Posteriorly rotated ears
HP:0001250Seizure
HP:0000322Short philtrum
HP:0000431Wide nasal bridge
Frequent (79-30%)
HP:0001671Abnormal cardiac septum morphology
HP:0030680Abnormal cardiovascular system morphology
HP:0001760Abnormal foot morphology
HP:0003312Abnormal form of the vertebral bodies
HP:0001654Abnormal heart valve morphology
HP:0000765Abnormal thorax morphology
HP:0003468Abnormal vertebral morphology
HP:0000077Abnormality of the kidney
HP:0000925Abnormality of the vertebral column
HP:0007385Aplasia cutis congenita of scalp
HP:0006703Aplasia/Hypoplasia of the lungs
HP:0001166Arachnodactyly
HP:0001631Atrial septal defect
HP:0000204Cleft upper lip
HP:0000776Congenital diaphragmatic hernia
HP:0000028Cryptorchidism
HP:0002720Decreased circulating IgA level
HP:0000684Delayed eruption of teeth
HP:0002750Delayed skeletal maturation
HP:0000958Dry skin
HP:0011968Feeding difficulties
HP:0000365Hearing impairment
HP:0001028Hemangioma
HP:0008830Hypoplastic pubic rami
HP:0000612Iris coloboma
HP:0002808Kyphosis
HP:0000648Optic atrophy
HP:0004467Preauricular pit
HP:0001177Preaxial hand polydactyly
HP:0000508Ptosis
HP:0000902Rib fusion
HP:0006655Rib segmentation abnormalities
HP:0000960Sacral dimple
HP:0002650Scoliosis
HP:0010109Short hallux
HP:0009778Short thumb
HP:0001362Skull defect
HP:0002360Sleep abnormality
HP:0001171Split hand
HP:0001762Talipes equinovarus
HP:0000679Taurodontia
HP:0002144Tethered cord
Occasional (29-5%)
HP:0003363Abdominal situs inversus
HP:0100022Abnormality of movement
HP:0005264Abnormality of the gallbladder
HP:0000078Abnormality of the genital system
HP:0002715Abnormality of the immune system
HP:0000079Abnormality of the urinary system
HP:0001274Agenesis of corpus callosum
HP:0000151Aplasia of the uterus
HP:0007360Aplasia/Hypoplasia of the cerebellum
HP:0006709Aplasia/Hypoplasia of the nipples
HP:0000389Chronic otitis media
HP:0000175Cleft palate
HP:0001519Disproportionate tall stature
HP:0000501Glaucoma
HP:0100790Hernia
HP:0000485Megalocornea
HP:0000639Nystagmus
HP:0000939Osteoporosis
HP:0000520Proptosis
HP:0002205Recurrent respiratory infections
HP:0000488Retinopathy
HP:0000647Sclerocornea
HP:0000486Strabismus
HP:0010464Streak ovary

Run the differential on the 12 obligate / very frequent terms

Annotation source: 20301362[PMID]

7

Sources for this card