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Disease Ontology Browser
autosomal recessive brain small vessel disease 2B (DOID:0061233)
Alliance: disease page
Alt IDs: OMIM:621414
Definition: A brain small vessel disease characterized by the onset of neurologic abnormalities in infancy or the first years of life, including global developmental delay, impaired intellectual development with poor or absent speech, seizures, and spastic quadriplegia that has_material_basis_in homozygous or compound heterozygous mutation in the COL4A2 gene on chromosome 13q34.

Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Models of Human Cancer database (MMHCdb) (formerly Mouse Tumor Biology (MTB)), Gene Ontology (GO)
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Send questions and comments to User Support. 		last database update
01/28/2026
MGI 6.24 		The Jackson Laboratory