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Summary of sampling requirements
| Parameter | Optimal | Alternate | Effect of Alternate Parameter Values |
|---|---|---|---|
| Number of Phases | 2 | 3 or 4 | Less than 8% space and time savings |
| Blood Phase Interval | 0–120sec | ||
| Tissue Phase Interval | 120–360sec | ||
| Blood Phase Frame Duration (T1) | 5sec | 10sec | Up to 12% MBF and MFR change |
| Tissue Phase Frame Duration (T2) | 125sec | 120, 60, or 30sec | Less than 5% in MBF and MFR change |
