Definition:A cerebral amyloid angiopathy characterized by onset in the 4th to 6th decade of life, progressive mental deterioration, spasticity, muscular rigidity but no tremors, spontaneous movements or sensory changes that has_material_basis_in heterozygous mutation in the ITM2B gene on chromosome 13q14.
Definition:A cerebral amyloid angiopathy characterized by ataxia, intention tremor, psychosis and dementia that has_material_basis_in an autosomal dominant mutation of the ITM2B gene on chromosome 13q14.2.
Definition:An amyloidosis where amyloid protein progressively deposits in cerebral blood vessel walls with subsequent degenerative vascular changes that usually result in spontaneous cerebral hemorrhage, ischemic lesions and progressive dementia.