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1 OMIM reference -
1 associated gene
16 signs/symptoms
COMMON GENES: 1
COMMON SIGNS: 2
2 OMIM references -
2 associated genes
14 signs/symptoms
Familial lambdoid synostosis
Isolated cloverleaf skull syndrome

ERF ERF
FGFR3


COMMON
GENES
ERF



Citations in the biomedical literature:


Familial lambdoid synostosis
ERF
Isolated cloverleaf skull syndrome
FGFR3



Familial lambdoid synostosis
Isolated cloverleaf skull syndrome

Synonym(s):
(no synonyms)

Synonym(s):
- Kleeblattschaedel syndrome

Classification (Orphanet):
- Rare bone disease
- Rare developmental defect during embryogenesis
- 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:
(no data available)
Epidemiological data:
Class of prevalence: unknown
Average age onset: neonatal/infancy
Average age of death: before age 5
Type of inheritance: sporadic

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


COMMON
SIGNS
- Craniostenosis / craniosynostosis / sutural synostosis
- Intellectual deficit / mental / psychomotor retardation / learning disability


Familial lambdoid synostosis
Isolated cloverleaf skull syndrome

Very frequent
- Brachycephaly / flat occiput
- Plagiocephaly

Frequent
- External ear anomalies
- Frontal bossing / prominent forehead
- Hypotonia

Occasional
- Blepharophimosis / short palpebral fissures
- Downturned mouth
- Facial structural asymmetry / facial hemiatrophy / facial hemihypertrophy
- Grooved / dimple chin
- Hydrocephaly
- Hypertonia / spasticity / rigidity / stiffness
- Prominent / bat ears
- Round ear
- Telecanthus / canthal dystopy


Very frequent
- Autosomal dominant inheritance
- Beaked nose
- Depressed premaxillary region / midface
- High forehead
- Low set ears / posteriorly rotated ears
- Mid-facial hypoplasia / short / small midface
- Proptosis / exophthalmos
- Stillbirth / neonatal death

Frequent
- Abnormal vertebral size / shape
- Dysostosis / chondrodysplasia / osteodysplasia / osteochondrosis / skeletal dysplasia
- Restricted joint mobility / joint stiffness / ankylosis
- Syndactyly of fingers / interdigital palm