Focal hemosiderin deposits and β‐amyloid load in the ADNI cohort

Background Prevalence and risk factors for focal hemosiderin deposits are important considerations when planning amyloid‐modifying trials for treatment and prevention of Alzheimer's disease (AD). Methods Subjects were cognitively normal ( n = 171), early‐mild cognitive impairment (MCI) ( n = 240), late‐MCI ( n = 111), and AD ( n = 40) from the Alzheimer's Disease Neuroimaging Initiative (ADNI). Microhemorrhages and superficial siderosis were...