ITM2B-related cerebral amyloid angiopathy 1

Summary
Synonym
  • Cerebral Amyloid Angiopathy, British Type
  • FBD
  • Familial British Dementia
  • Presenile Dementia with Spastic Ataxia
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.
Super Class
autosomal dominant disease cerebral amyloid angiopathy
Disease Ontology
DOID:0070029
Mondo Disease Ontology
GARD
Related Genes
Displaying 1 entry
Gene ID Gene Symbol Description Source
9445 ITM2B integral membrane protein 2B
Related Glycoprotein
Displaying 1 entry
UniProt ID Protein Name Source
Q9Y287 Integral membrane protein 2B

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Acknowledgements

Supported by JST NBDC Grant Number JPMJND2204

Partly supported by NIH Common Fund Grant #1U01GM125267-01


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Last updated: December 8, 2025