Alzheimer’s Disease (AD) is commonly preceded by a prodromal period. Here, the authors report the presence of large plasma Aβ aggregates from patients with mild cognitive impairment, which associate with low level AD-like brain pathology as observed by 11C-PiB PET and 18F-FTP PET and lowered CD18-rich monocytes.
- Kristian Juul-Madsen
- Peter Parbo
- Thomas Vorup-Jensen