Acquisition Parameters: Dynamic/Static/Planar
Parameter | Characteristics | Standard/optional/preferred |
---|---|---|
Camera type | Large-field-of-view γ-camera | Standard |
Energy peak | 140 keV | Standard |
Energy window | 20% | Standard |
Collimator | Low-energy, all-purpose, or low-energy, high resolution | Standard |
Patient position | Supine | Standard |
Camera position | Posterior | Standard |
Injection-to-imaging time | Immediately on injection | Standard |
Acquisition type | Dynamic | Standard |
Static | Standard | |
Views | Posterior | Standard |
Additional views | Prevoid and postvoid supine kidneys and bladder | Standard |
Postvoid erect image | Optional | |
Matrix | 128 × 128 | Standard |
Number of views | 2–3 | Standard |
Time per view | Dynamic: 2–4 s/frame for 60–120 s and then 1–2 min/frame for 30 min | Standard |
Additional view time per projection | Static: 500,000 to 1 million counts | Standard |