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1 OMIM reference -
3 associated genes
38 signs/symptoms
COMMON GENES: 1
COMMON SIGNS: 6
1 OMIM reference -
1 associated gene
30 signs/symptoms
Saethre-Chotzen syndrome
Antley-Bixler syndrome

FGFR2 FGFR2
FGFR3
TWIST1


COMMON
GENES
FGFR2



Citations in the biomedical literature:


Saethre-Chotzen syndrome
FGFR2 FGFR3 TWIST1
Antley-Bixler syndrome



Saethre-Chotzen syndrome
Antley-Bixler syndrome

Synonym(s):
- ACS3
- Acrocephalosyndactyly type 3
- SCS

Synonym(s):
(no synonyms)

Classification (Orphanet):
- Rare bone disease
- Rare developmental defect during embryogenesis
- Rare eye disease
- Rare genetic disease
- Rare oncologic 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: 1-9 / 100 000
Average age onset: neonatal/infancy
Average age of death: normal
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:
1 OMIM reference -
No MeSH references
External references:
1 OMIM reference -
1 MeSH reference: C537780


COMMON
SIGNS
- Cleft palate without cleft lip / submucosal cleft palate / bifid uvula
- Congenital cardiac anomaly / malformation / cardiopathy
- Craniostenosis / craniosynostosis / sutural synostosis
- Hypertelorism
- Low set ears / posteriorly rotated ears
- Strabismus / squint


Saethre-Chotzen syndrome
Antley-Bixler syndrome

Very frequent
- Autosomal dominant inheritance
- Facial structural asymmetry / facial hemiatrophy / facial hemihypertrophy
- Skull / cranial anomalies
- Syndactyly of fingers / interdigital palm

Frequent
- Beaked nose
- Dystonia / torticollis / writer's cramp / blepharospasms
- External auditory canal atresia / stenosis / agenesis
- External ear anomalies
- Helix / crux helix absent / abnormal / adherent / crux cymbae / posterior helix pits
- Low hair line-front
- Microtia / cryptomicrotia / anotia / external auditory canal / pinnae aplasia / hypoplasia
- Ptosis
- Short hand / brachydactyly
- Simian crease / transverse / unique palmar crease

Occasional
- Abnormal vertebral size / shape
- Apnea / sleep apnea
- Conductive deafness / hearing loss
- Cranial hypertension
- Early death / lethality
- Facial pain / cephalalgia / migraine
- Hallux valgus
- Hearing loss / hypoacusia / deafness
- Hypoplastic maxillary bones / zygomatic bones / maxillary hypoplasia
- Intellectual deficit / mental / psychomotor retardation / learning disability
- Optic nerve anomaly / optic atrophy / anomaly of the papilla
- Radioulnar synostosis
- Scoliosis
- Seizures / epilepsy / absences / spasms / status epilepticus
- Sensorineural deafness / hearing loss
- Short stature / dwarfism / nanism
- Undescended / ectopic testes / cryptorchidia / unfixed testes
- Visual loss / blindness / amblyopia


Very frequent
- Anteverted nares / nostrils
- Autosomal recessive inheritance
- Brachycephaly / flat occiput
- Camptodactyly of fingers
- 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
- Short / small nose

Frequent
- Choanal atresia
- Proptosis / exophthalmos
- Structural anomalies of the kidney and the urinary tract

Occasional
- Downslanted palpebral fissures / anti-mongoloid slanting palpebral fissures
- Flat supraorbital ridge
- Long philtrum
- Microstomia / little mouth
- Mutiple fractures / bone fragility
- Talipes-varus / metatarsal varus
- Turricephaly / oxycephaly / acrocephaly