Spondylometaphyseal dysplasia-bowed forearms-facial dysmorphism syndrome
ORPHA:168552· ICD-10 Q77.8
Definition
A rare, genetic, primary bone dysplasia disorder characterized by short stature, hyperlordosis, protuberant abdomen, mild bilateral genu varum, bowed and shortened forearms with limited elbow extension, and discrete facial dysmorphism (prominent forehead, hypertelorism, flat nasal bridge). Radiographically, moderate platyspondyly, including posterior wedging with anterior bullet-shaped vertebral bodies, with minimal metaphyseal abnormalities are observed.
- Prevalence
- <1 / 1 000 000
- Inheritance
- Autosomal recessive
- Age of onset
- Infancy