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Start free with EleplanSBDS-related severe neonatal spondylometaphyseal dysplasia
ORPHA:622934Malformation syndrome
Also called SBDS-related severe neonatal SMD · Spondylometaphyseal dysplasia, Sedaghatian-like type
What it is
A rare spondylodysplastic dysplasia characterized by severe, neonatal skeletal manifestations (including narrow thorax, rhizomelic shortening of the limbs with cupped anterior ends, mild to severe platyspondyly, lacy iliac crests, delayed ossification of the caudal ilia, ragged/cupped metaphyses of the long bones and hypoplastic pubic rami), severe respiratory failure (patients could require lifelong ventilation support), severe short stature and developmental delay. Additional clinical features may include atrial septal defect, seizures, pulmonary hypoplasia, gallbladder hypoplasia and hepatic fibrosis. Neutropenia and decreased serum amylase can be present.
Key facts
- Inheritance
- Autosomal recessive
- Classified as
- Malformation syndrome
Gene
ICD-10 codes
ICD-10 has no distinct code for most rare diseases, so many are filed under the nearest available one. A shared code identifies the group, not this disease — the ORPHAcode above is what identifies it.
Related health topics
Reached through the ICD-10 categories this disease is filed under, so these describe the broader group rather than this disease specifically.
Cross-references
Orphadata Science: Free access data from Orphanet. © INSERM 1999. Data version 2026-06-23. Available under CC BY 4.0. This is a reference, not medical advice.
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