TABLE 2

Energy Windows Used with CZT and NaI Cameras

Single-tracer acquisition
WindowCZT (keV)NaI (keV)Dual-tracer acquisition (CZT [keV])
99mTc140.5% ± 10%140.5% ± 15%140.5% ± 5%
123I159% ± 10%159% ± 15%159% ± 5%