Progressive white matter injury in preclinical Dutch cerebral amyloid angiopathy

Zahra Shirzadi, Wai Ying W. Yau, Stephanie A. Schultz, Aaron P. Schultz, Matthew R. Scott, Maged Goubran, Parisa Mojiri-Forooshani, Nelly Joseph-Mathurin, Kejal Kantarci, Greg Preboske, Marieke J. H. Wermer, Clifford Jack, Tammie Benzinger, Kevin Taddei, Hamid R. Sohrabi, Reisa A. Sperling, Keith A. Johnson, Randall J. Bateman, Ralph N. Martins, Steven M. GreenbergJasmeer P. Chhatwal*, DIAN Investigators

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

13 Citations (Scopus)

Abstract

Autosomal-dominant, Dutch-type cerebral amyloid angiopathy (D-CAA) offers a unique opportunity to develop biomarkers for pre-symptomatic cerebral amyloid angiopathy (CAA). We hypothesized that neuroimaging measures of white matter injury would be present and progressive in D-CAA prior to hemorrhagic lesions or symptomatic hemorrhage. In a longitudinal cohort of D-CAA carriers and non-carriers, we observed divergence of white matter injury measures between D-CAA carriers and non-carriers prior to the appearance of cerebral microbleeds and >14 years before the average age of first symptomatic hemorrhage. These results indicate that white matter disruption measures may be valuable cross-sectional and longitudinal biomarkers of D-CAA progression.

Original languageEnglish
Pages (from-to)358-363
Number of pages6
JournalAnnals of Neurology
Volume92
Issue number3
DOIs
Publication statusPublished - Sept 2022
Externally publishedYes

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