Table 1.
Protocol parameters for PET/CTs
| parameters | Discovery STE 16 | Biograph 16 |
|---|---|---|
| PET scan parameters | ||
| FOV of PET (mm) | 700 × 700 | 700 × 700 |
| slice thickness of PET (mm) | 3.27 | 2.0 |
| acquisition time (sec/bed) | 120 | 120 |
| bed number (bed/body) | 5–6 | 5–6 |
| matrix of PET (pixel) | 128 × 128 | 128 × 128 |
| energy window range (keV) | 425–650 | 425–650 |
| reconstruction | 3D Iterative Reconstruction | OSEM 2D |
| CT scan parameters | ||
| FOV of CT (mm) | 500 | 500 |
| slice thickness of CT (mm) | 3.75 | 5 |
| matrix of CT (pixel) | 512 × 512 | 512 × 512 |
| X-ray tube voltage (kVp) | 120 | 120 |
| X-ray tube current (mA) | 60 | 400 |