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2 associated genes
20 signs/symptoms
COMMON GENES: 1
COMMON SIGNS: 20
1 associated gene
39 signs/symptoms
Pfeiffer syndrome type 1
Pfeiffer syndrome type 3

FGFR1 FGFR2
FGFR2


COMMON
GENES
FGFR2



Citations in the biomedical literature:


Pfeiffer syndrome type 1
FGFR1 FGFR2
Pfeiffer syndrome type 3



Pfeiffer syndrome type 1
Pfeiffer syndrome type 3

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 eye disease
- 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:
(no data available)

External references:
No OMIM references
No MeSH references
External references:
No OMIM references
No MeSH references


COMMON
SIGNS
- Autosomal dominant inheritance
- Brachycephaly / flat occiput
- Broad / bifid big toe
- Broad / bifid thumb
- Depressed nasal bridge
- Hearing loss / hypoacusia / deafness
- High forehead
- High vaulted / narrow palate
- Hypertelorism
- Low set ears / posteriorly rotated ears
- Mid-facial hypoplasia / short / small midface
- Proptosis / exophthalmos
- Short big toe
- Short foot / brachydactyly of toes
- Short hand / brachydactyly
- Short / small nose
- Stenosis of aqueduc of Sylvius
- Syndactyly of fingers / interdigital palm
- Syndactyly of toes
- Thumb hypoplasia / aplasia / absence


Pfeiffer syndrome type 1
Pfeiffer syndrome type 3

(no more signs)

Very frequent
- Arnold-Chiari anomaly
- External auditory canal atresia / stenosis / agenesis
- Laryngomalacia
- Respiratory distress / dyspnea / respiratory failure / lung volume reduction
- Restricted joint mobility / joint stiffness / ankylosis
- Tracheomalacia / tracheobronchomalacia
- Turricephaly / oxycephaly / acrocephaly

Frequent
- Choanal atresia
- Early death / lethality
- Intellectual deficit / mental / psychomotor retardation / learning disability
- Seizures / epilepsy / absences / spasms / status epilepticus

Occasional
- Cleft palate without cleft lip / submucosal cleft palate / bifid uvula
- Cranial hypertension
- Ectopic / horseshoe / fused kidneys
- Imperforate anus / rectum atresia / agenesis / recto-vaginal / vesical / perineal fistula
- Intestinal / gut / bowel malrotation
- Megaureter / hydronephrosis / pyeloureteral junction syndrome
- Vesicorenal / vesicoureteral reflux
- Visual loss / blindness / amblyopia