| Namespace | disease_ontology | Obsolete | false |
| description | An osteochondrodysplasia characterized by decreased ossification of the skull base, disc-like platyspondyly, short thin ribs, hypoplastic pelvis with wide sacrosciatic notches and flat acetabular roof, and short tubular long bones with metaphyseal cupping that has_material_basis_in heterozygous mutation in the COL2A1 gene on chromosome 12q13.11. |
