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2 associated genes
20 signs/symptoms
COMMON GENES: 1
COMMON SIGNS: 3
1 OMIM reference -
1 associated gene
20 signs/symptoms
Pfeiffer syndrome type 1
Osteoglophonic dwarfism

FGFR1 FGFR1
FGFR2


COMMON
GENES
FGFR1



Citations in the biomedical literature:


Pfeiffer syndrome type 1
FGFR1 FGFR2
Osteoglophonic dwarfism



Pfeiffer syndrome type 1
Osteoglophonic dwarfism

Synonym(s):
- Classic Pfeiffer syndrome

Synonym(s):
(no synonyms)

Classification (Orphanet):
- Rare bone disease
- Rare developmental defect during embryogenesis
- Rare eye disease
- Rare genetic disease
Classification (Orphanet):
- Rare bone disease
- Rare developmental defect during embryogenesis
- Rare genetic disease

Classification (ICD10):
- Congenital malformations, deformations and chromosomal abnormalities -
Classification (ICD10):
- Congenital malformations, deformations and chromosomal abnormalities -

Epidemiological data:
Class of prevalence: -
Average age onset: -
Average age of death: -
Type of inheritance: autosomal dominant
Epidemiological data:
Class of prevalence: -
Average age onset: -
Average age of death: -
Type of inheritance: autosomal dominant

External references:
No OMIM references
No MeSH references
External references:
1 OMIM reference -
1 MeSH reference: C536050


COMMON
SIGNS
- Autosomal dominant inheritance
- Hypertelorism
- Short hand / brachydactyly


Pfeiffer syndrome type 1
Osteoglophonic dwarfism

Very frequent
- Brachycephaly / flat occiput
- Broad / bifid big toe
- Broad / bifid thumb
- Depressed nasal bridge
- High forehead
- High vaulted / narrow palate
- Mid-facial hypoplasia / short / small midface
- Short big toe
- Short / small nose
- Thumb hypoplasia / aplasia / absence

Frequent
- Low set ears / posteriorly rotated ears
- Proptosis / exophthalmos
- Short foot / brachydactyly of toes
- Syndactyly of fingers / interdigital palm
- Syndactyly of toes

Occasional
- Hearing loss / hypoacusia / deafness
- Stenosis of aqueduc of Sylvius


Very frequent
- Abnormal vertebral size / shape
- Anodontia / oligodontia / hypodontia
- Craniostenosis / craniosynostosis / sutural synostosis
- Short stature / dwarfism / nanism

Frequent
- Anteverted nares / nostrils
- Clavicle absent / abnormal
- Delayed bone age
- Failure to thrive / difficulties for feeding in infancy / growth delay
- Micrognathia / retrognathia / micrognathism / retrognathism
- Prominent / bat ears
- Rhizomelic micromelia

Occasional
- Abnormal / absent ossification
- Choanal atresia
- Inguinal / inguinoscrotal / crural hernia
- Intellectual deficit / mental / psychomotor retardation / learning disability
- Scoliosis
- Undescended / ectopic testes / cryptorchidia / unfixed testes