raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:710

Pfeiffer syndrome

Synonyms: ACS5 · Acrocephalosyndactyly type 5

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

An acrocephalosyndactyly associated with craniosynostosis, midfacial hypoplasia, hand and foot malformation with a wide range of clinical expression and severity. Most of the affected patients show various other associated manifestations.

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Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enPfeiffer syndromeACS5 · Acrocephalosyndactyly type 5
frSyndrome de PfeifferACS5 · Acro-céphalo-syndactylie type 5
dePfeiffer-SyndromACS 5 · Akrozephalosyndaktylie Typ 5
esSíndrome de PfeifferACS5 · Acrocefalosindactilia tipo 5
itSindrome di PfeifferACS 5 · Acrocefalosindattilia, tipo 5
nlSyndroom van PfeifferACS 5 · Acrocefalosyndactylie type 5
ptSíndrome PfeifferACS 5 · Acrocefalossindactilia tipo 5
plZespół PfeifferaACS 5 · Akrocefalosyndaktylia typu 5
csPfeifferův syndromACS5 · Akrocefalosyndaktylie, typ 5
ukСиндром ПфайфераАкроцефалосиндактилія 5 типу · ACS5
zhPfeiffer综合征尖头并指畸形5型
trPfeiffer sendromuACS5 · Akrosefalosindaktili tip 5

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM101600Evalidated
ICD-10Q87.0NTBTattributedvalidated
ICD-11LD24.G0Especificvalidated
MONDO0007043Evalidated
MeSHC538582Evalidated
UMLSC0220658Evalidated
GARD7380Evalidated
MedDRA10082289Evalidated

E exact · NTBT this ORPHAcode is narrower than the target · BTNT broader than the target · ND not decided.

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Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (2):

Children (3):

4

Genes

0 direct · 4 via subtypes

Orphanet records no gene directly on this code.

Recorded by Orphanet on subtypes of this disorder:

GeneSubtypeAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
FGFR2ORPHA:93258Pfeiffer syndrome type 1Disease-causing germline mutation(s) (gain of function) inAssessedHGNC:3689ENSG0000006646817694310q26.13fibroblast growth factor receptor 220301628[PMID]
FGFR2ORPHA:93259Pfeiffer syndrome type 2Disease-causing germline mutation(s) (gain of function) inAssessedHGNC:3689ENSG0000006646817694310q26.13fibroblast growth factor receptor 220301628[PMID]
FGFR2ORPHA:93260Pfeiffer syndrome type 3Disease-causing germline mutation(s) (gain of function) inAssessedHGNC:3689ENSG0000006646817694310q26.13fibroblast growth factor receptor 220301628[PMID]
FGFR1ORPHA:93258Pfeiffer syndrome type 1Disease-causing germline mutation(s) inAssessedHGNC:3688ENSG000000777821363508p11.23fibroblast growth factor receptor 120301628[PMID]
5

Prevalence and incidence

3 records
TypeClassValueAreaQualificationValidationSource
Prevalence at birth1-9 / 100 0001 / 100 000EuropeValue and classValidated16740155[PMID]_[EXPERT]
Point prevalenceUnknown—WorldwideClass onlyValidatedORPHANET
Prevalence at birth1-9 / 1 000 0000.3 / 100 000AustraliaValue and classValidated34626670[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.

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HPO phenotypes

22 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0011304Broad thumb
HP:0010669Hypoplasia of the zygomatic bone
HP:0000508Ptosis
Frequent (79-30%)
HP:0001156Brachydactyly
HP:0004209Clinodactyly of the 5th finger
HP:0006101Finger syndactyly
HP:0000348High forehead
HP:0000316Hypertelorism
HP:0009773Symphalangism affecting the phalanges of the hand
HP:0000262Turricephaly
HP:0000431Wide nasal bridge
Occasional (29-5%)
HP:0000324Facial asymmetry
HP:0012368Flat face
HP:0000218High palate
HP:0001385Hip dysplasia
HP:0003307Hyperlordosis
HP:0000303Mandibular prognathia
HP:0000194Open mouth
HP:0000470Short neck
HP:0000322Short philtrum
HP:0004322Short stature
HP:0005048Synostosis of carpal bones

Run the differential on the 3 obligate / very frequent terms

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Sources for this card