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1 OMIM reference -
2 associated genes
32 signs/symptoms
COMMON GENES: 1
COMMON SIGNS: 16
1 OMIM reference -
1 associated gene
45 signs/symptoms
Crouzon disease
Apert syndrome

ERF FGFR2
FGFR2


COMMON
GENES
FGFR2



Citations in the biomedical literature:


Crouzon disease
ERF FGFR2
Apert syndrome



Crouzon disease
Apert syndrome

Synonym(s):
- Crouzon craniofacial dysostosis

Synonym(s):
- ACS1
- Acrocephalosyndactyly type 1

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
- Rare maxillo-facial surgical disease
- Rare otorhinolaryngologic disease

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

Epidemiological data:
Class of prevalence: 1-9 / 1 000 000
Average age onset: neonatal/infancy
Average age of death: normal
Type of inheritance: autosomal dominant
Epidemiological data:
Class of prevalence: 1-9 / 100 000
Average age onset: neonatal/infancy
Average age of death: normal
Type of inheritance: autosomal dominant

External references:
1 OMIM reference -
No MeSH references
External references:
1 OMIM reference -
1 MeSH reference: D000168


COMMON
SIGNS
- Arnold-Chiari anomaly
- Autosomal dominant inheritance
- Beaked nose
- Brachycephaly / flat occiput
- Choanal atresia
- Conductive deafness / hearing loss
- Frontal bossing / prominent forehead
- High vaulted / narrow palate
- Hydrocephaly
- Hypertelorism
- Hypoplastic maxillary bones / zygomatic bones / maxillary hypoplasia
- Optic nerve anomaly / optic atrophy / anomaly of the papilla
- Respiratory distress / dyspnea / respiratory failure / lung volume reduction
- Strabismus / squint
- Turricephaly / oxycephaly / acrocephaly
- Visual loss / blindness / amblyopia


Crouzon disease
Apert syndrome

Very frequent
- Craniostenosis / craniosynostosis / sutural synostosis
- Facial dysmorphism
- High forehead
- Skull / cranial anomalies

Frequent
- Chronic uveitis / blepharitis / episcleritis / scleritis / conjonctivitis / keratitis
- Cranial hypertension
- Ptosis

Occasional
- Acanthosis nigricans
- Cerebellum / cerebellar vermis anomaly / agenesis / hypoplasia
- Coloboma of iris
- External auditory canal atresia / stenosis / agenesis
- Facial pain / cephalalgia / migraine
- Hearing loss / hypoacusia / deafness
- Irregular / patchy skin hypopigmentation
- Pigmented naevi / naevus pigmentosus / lentigo
- Sacro-coccyx / sacrum anomaly


Very frequent
- Depressed nasal bridge
- Flat face
- Proptosis / exophthalmos
- Syndactyly of fingers / interdigital palm
- Syndactyly of toes

Frequent
- Broad / bifid thumb
- Chronic arterial hypertension
- Corpus callosum / septum pellucidum total / partial agenesis
- Delayed dentition / eruption of teeth / lack of eruption of teeth
- Depressed premaxillary region / midface
- Downslanted palpebral fissures / anti-mongoloid slanting palpebral fissures
- Facial structural asymmetry / facial hemiatrophy / facial hemihypertrophy
- Failure to thrive / difficulties for feeding in infancy / growth delay
- Intellectual deficit / mental / psychomotor retardation / learning disability
- Large fontanelle / delayed fontanelle closure
- Prognathism / prognathia
- Structural anomalies of inner ear / cochlea / vestible / semicircular canals
- Thumb hypoplasia / aplasia / absence
- Vertebral segmentation anomaly / hemivertebrae

Occasional
- Anus ectopia / anteposition / malposition
- Cleft palate without cleft lip / submucosal cleft palate / bifid uvula
- Cloverleaf skull
- Congenital cardiac anomaly / malformation / cardiopathy
- Corneal ulceration / perforation
- Dilated cerebral ventricles without hydrocephaly
- Gastroesophageal reflux / pyrosis / esophagitis / hiatal hernia / gastroparesia
- Ovary / ovarian teratoma / germinoma
- Rhizomelic micromelia
- Sensorineural deafness / hearing loss