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2 associated genes
20 signs/symptoms
COMMON GENES: 1
COMMON SIGNS: 5
1 OMIM reference -
1 associated gene
30 signs/symptoms
Pfeiffer syndrome type 1
Antley-Bixler syndrome

FGFR1 FGFR2
FGFR2


COMMON
GENES
FGFR2



Citations in the biomedical literature:


Pfeiffer syndrome type 1
FGFR1 FGFR2
Antley-Bixler syndrome



Pfeiffer syndrome type 1
Antley-Bixler syndrome

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: <1 / 1 000 000
Average age onset: neonatal/infancy
Average age of death: -
Type of inheritance: autosomal recessive

External references:
No OMIM references
No MeSH references
External references:
1 OMIM reference -
1 MeSH reference: C537780


COMMON
SIGNS
- Brachycephaly / flat occiput
- Hypertelorism
- Low set ears / posteriorly rotated ears
- Proptosis / exophthalmos
- Short / small nose


Pfeiffer syndrome type 1
Antley-Bixler syndrome

Very frequent
- Autosomal dominant inheritance
- 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
- Thumb hypoplasia / aplasia / absence

Frequent
- Short foot / brachydactyly of toes
- Short hand / brachydactyly
- Syndactyly of fingers / interdigital palm
- Syndactyly of toes

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


Very frequent
- Anteverted nares / nostrils
- Autosomal recessive inheritance
- Camptodactyly of fingers
- Congenital cardiac anomaly / malformation / cardiopathy
- Femur anomaly / absence / agenesis / hypoplasia / bifurcation
- Flat cheek bones / malar hypoplasia
- Frontal bossing / prominent forehead
- Humeroradial fusion
- Long hand / arachnodactyly
- Narrow rib cage / thorax
- Pelvis anomaly / Narrow / broad iliac wings / pubis abnormality
- Restricted joint mobility / joint stiffness / ankylosis
- Rib structure anomalies

Frequent
- Choanal atresia
- Craniostenosis / craniosynostosis / sutural synostosis
- Structural anomalies of the kidney and the urinary tract

Occasional
- Cleft palate without cleft lip / submucosal cleft palate / bifid uvula
- Downslanted palpebral fissures / anti-mongoloid slanting palpebral fissures
- Flat supraorbital ridge
- Long philtrum
- Microstomia / little mouth
- Mutiple fractures / bone fragility
- Strabismus / squint
- Talipes-varus / metatarsal varus
- Turricephaly / oxycephaly / acrocephaly