Table 1.
Examples of the different regions used to calculate composite SUVRs for 11C-PiB, 18F-florbetapir, and 18F-florbetaben. The regions and amyloid positive/negative threshold are specific to each study.
| Tracer | Study | Target regions | Reference region | Threshold |
|---|---|---|---|---|
| 11C-PiB | Jagust et al. (2009) | Anterior cingulate, posterior cingulate/precuneus, prefrontal, lateral temporal, parietal cortex | Cerebellar grey matter | 1.465 |
| Jack et al. (2008) | Anterior cingulate, prefrontal, orbitofrontal, parietal, posterior cingulate/precuneus, temporal | Cerebellar grey matter | 1.5 | |
| 18F-florbetapir | Fleisher et al. (2011) | Medial orbital frontal, temporal, anterior cingulate, posterior cingulate, parietal lobe, precuneus | Cerebellum | 1.17 |
| Joshi et al. (2012) | Frontal, temporal, parietal, anterior cingulate, posterior cingulate, precuneus | Whole cerebellum | 1.10 | |
| 18F-florbetaben | Villemagne et al. (2011) | Dorsolateral prefrontal, ventrolateral prefrontal, orbitofrontal, superior parietal, lateral temporal, lateral occipital, anterior cingulate, posterior cingulate | Cerebellar cortex | 1.4 |
| Barthel et al. (2011) | Frontal, parietal, lateral temporal, anterior cingulate, posterior cingulate, occipital | Cerebellar cortex | 1.39 |