Typical SPECT Acquisition Protocols
| Study | Radioisotope | Emission energy (keV) | Half-life | Radiopharmaceutical | Activity (MBq) | Rotation (degrees) | Projections | Image resolution | Time per projection (s) |
|---|---|---|---|---|---|---|---|---|---|
| Bone scan | technetium-99m | 140 | 6 hours | Phosphonates / Bisphosphonates | 800 | 360 | 120 | 128 x 128 | 30 |
| Myocardial perfusion scan | technetium-99m | 140 | 6 hours | tetrofosmin; Sestamibi | 700 | 180 | 60 | 64 x 64 | 25 |
| Sestamibi parathyroid scan | technetium-99m | 140 | 6 hours | Sestamibi | |||||
| Brain scan | technetium-99m | 140 | 6 hours | HMPAO; ECD | 555-1110 | 360 | 64 | 128 x 128 | 30 |
| Neuroendocrine or neurological tumor scan | iodine-123 or iodine-131 | 159 | 13 hours or 8 days | MIBG | 400 | 360 | 60 | 64 x 64 | 30 |
| White cell scan | indium-111 & technetium-99m | 171 & 245 | 67 hours | in vitro labelled leucocytes | 18 | 360 | 60 | 64 x 64 | 30 |
Read more about this topic: Single-photon Emission Computed Tomography
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