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3 OMIM references -
3 associated genes
5 signs/symptoms
COMMON GENES: 1
COMMON SIGNS: 1
1 OMIM reference -
1 associated gene
29 signs/symptoms
Isolated scaphocephaly
Frontonasal dysplasia with alopecia and genital anomaly

ALX4 ALX4
ERF
TWIST1


COMMON
GENES
ALX4



Citations in the biomedical literature:


Isolated scaphocephaly
ALX4 ERF TWIST1
Frontonasal dysplasia with alopecia and genital anomaly



Isolated scaphocephaly
Frontonasal dysplasia with alopecia and genital anomaly

Synonym(s):
- Isolated dolichocephaly
- Non-syndromic sagittal synostosis

Synonym(s):
- ALX4-related FNDAG
- Craniofrontonasal dysplasia with alopecia and hypogonadism
- Frontonasal dysplasia with alopecia and genital abnomality

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
- Rare skin disease

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

Epidemiological data:
Class of prevalence: 1-5 / 10 000
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:
3 OMIM references -
No MeSH references
External references:
1 OMIM reference -
No MeSH references


COMMON
SIGNS
- Frontal bossing / prominent forehead


Isolated scaphocephaly
Frontonasal dysplasia with alopecia and genital anomaly

Very frequent
- Dolichocephaly / scaphocephaly

Occasional
- Autosomal dominant inheritance
- Cranial hypertension
- Prominent occiput / occipital bossing


Very frequent
- Alopecia
- Anteverted nares / nostrils
- Autosomal recessive inheritance
- Bifid skull
- Bifid tip / cleft nose / supernumerary nose
- Blepharophimosis / short palpebral fissures
- Brachycephaly / flat occiput
- Depressed nasal bridge
- Hypertelorism
- Intellectual deficit / mental / psychomotor retardation / learning disability
- Late puberty / hypogonadism / hypogenitalism
- Nasal atrophy / hypoplasia / arhinia / rudimentary nose
- Nystagmus
- Philtrum flat / large / featureless / absent cupidon bows
- Scalp / skull defect
- Strabismus / squint
- Telecanthus / canthal dystopy
- Undescended / ectopic testes / cryptorchidia / unfixed testes

Frequent
- Abnormal dentition / dental position / implantation / unerupted / dental ankylosis
- Anophthalmos / anophthalmia / microphthalmos / microphthalmia
- Cerebellum / cerebellar vermis anomaly / agenesis / hypoplasia
- Corpus callosum / septum pellucidum total / partial agenesis
- Fine hair
- Hypoplastic scrotum / hemiscrotum / scrotal ridges
- Intrauterine growth retardation
- Low set ears / posteriorly rotated ears
- Oligoamnios
- Tooth shape anomaly