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Schinzel-Giedion syndrome
1 OMIM reference -
1 associated gene
7 connected diseases
71 signs/symptoms
Disease Type of connection
Early-onset autosomal dominant Alzheimer disease
Hereditary cerebral hemorrhage with amyloidosis, Arctic type
Hereditary cerebral hemorrhage with amyloidosis, Dutch type
Hereditary cerebral hemorrhage with amyloidosis, Flemish type
Hereditary cerebral hemorrhage with amyloidosis, Iowa type
Hereditary cerebral hemorrhage with amyloidosis, Italian type
Hereditary cerebral hemorrhage with amyloidosis, Piedmont type
Synonym(s):
(no synonyms)

Classification (Orphanet):
- Rare developmental defect during embryogenesis
- Rare genetic disease
- Rare neurologic disease
- Rare oncologic disease
- Rare renal disease
- Rare skin disease

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

Epidemiological data:
Class of prevalence: <1 / 1 000 000
Average age onset: neonatal/infancy
Average age of death: before age 5
Type of inheritance: autosomal dominant
External references:
1 OMIM reference -
No MeSH references

Gene symbol UniProt reference OMIM reference
SETBP1 Q9Y6X0611060
Very frequent
- Anteverted nares / nostrils
- Autosomal recessive inheritance
- Clitoris / labia majora / labia minora / female external genitalia hypoplasia
- Coarse face
- Failure to thrive / difficulties for feeding in infancy / growth delay
- Frontal bossing / prominent forehead
- Hypertelorism
- Hypertonia / spasticity / rigidity / stiffness
- Hypospadias / epispadias / bent penis
- Intellectual deficit / mental / psychomotor retardation / learning disability
- Large fontanelle / delayed fontanelle closure
- Low set ears / posteriorly rotated ears
- Megaureter / hydronephrosis / pyeloureteral junction syndrome
- Micropenis / small penis / agenesis
- Mid-facial hypoplasia / short / small midface
- Mild visual loss / impaired visual acuity
- Narrow forehead
- Palpebral edema / periorbital edema
- Prominent / bat ears
- Seizures / epilepsy / absences / spasms / status epilepticus
- Sensorineural deafness / hearing loss
- Short neck
- Short / small nose
- Vesicorenal / vesicoureteral reflux

Frequent
- Abnormal / absent ossification
- Anomalies of the ribs
- Bowed diaphysis / diaphyses / long bones
- Choanal atresia
- Congenital cardiac anomaly / malformation / cardiopathy
- Cortical anomaly / thick bone cortical layer
- Death in infancy
- Depressed nasal bridge
- Excess nuchal skin without pterygium colli
- Macroglossia / tongue protrusion / proeminent / hypertrophic
- Microcephaly
- Pelvis anomaly / Narrow / broad iliac wings / pubis abnormality
- Poorly ossified skull / calvarium
- Proptosis / exophthalmos
- Stillbirth / neonatal death
- Terminal / third phalangeal bone of fingers hypoplasia
- Undescended / ectopic testes / cryptorchidia / unfixed testes

Occasional
- Brachycephaly / flat occiput
- Camptodactyly of fingers
- Clavicle absent / abnormal
- Congenital alacrimia
- Corneal clouding / opacity / vascularisation
- Dilated cerebral ventricles without hydrocephaly
- Hirsutism / hypertrichosis / Increased body hair
- Hypothyroidy
- Hypotonia
- Inguinal / inguinoscrotal / crural hernia
- Laryngomalacia
- Megacalicosis
- Mesomelic micromelia
- Metacarpal anomalies / Archibald's sign
- Microcornea
- Micrognathia / retrognathia / micrognathism / retrognathism
- Neoplasms / tumors
- Optic nerve anomaly / optic atrophy / anomaly of the papilla
- Pes talus
- Polyhydramnios
- Radioulnar synostosis
- Sacrococcygeal teratoma
- Scoliosis
- Small foot
- Small hand / acromicria
- Strabismus / squint
- Talipes-varus / metatarsal varus
- Thin / hypoplastic / hyperconvex fingernails
- Upper limb polydactyly / hexadactyly
- Wormian bones