August 21, 2013

Quantitative PET required to avoid pitfalls of amyloid imaging over time

Variability in longitudinal standard uptake value ratios when imaging Alzheimer’s patients with C-11 PiB and other amyloid agents create inaccurate portraits of disease progression, warranting a fully quantitative PET protocol for long-term research, according to a study published online Aug. 12 in the Journal of Nuclear Medicine .