Low Florbetapir PET Uptake and Normal Aβ1-42 Cerebrospinal Fluid in an APP Ala713Thr Mutation Carrier. Lombardi G, Berti V, Tedde A, Bagnoli S, Piaceri I, Polito C, Lucidi G, Ferrari C, Ginestroni A, Moretti M, et al. J Alzheimers Dis. 2017; 57(3):697-703. PMID: 28304299. Abstract Comment Bookmark Recommend Follow Comment | Bookmark | Recommend | Follow