Table 2 Spatial resolution tests
From: NEMA NU 2–2007 performance characteristics of GE Signa integrated PET/MR for different PET isotopes
18F | 68Ga | 90Y | |
|---|---|---|---|
FWHM (mm) | |||
At 1 cm | |||
Transversea | 4.05 | 4.18 | 4.42 |
Axial | 6.08 | 7.16 | 6.00 |
At 10 cm | |||
Radial | 5.75 | 5.80 | 5.79 |
Tangential | 4.38 | 4.6 | 4.44 |
Axial | 6.85 | 8.76 | 7.09 |
FWTM (mm) | |||
At 1 cm | |||
Transversea | 8.62 | 8.68 | 9.02 |
Axial | 11.97 | 20.35 | 12.36 |
At 10 cm | |||
Radial | 10.68 | 10.70 | 10.78 |
Tangential | 8.61 | 8.78 | 8.84 |
Axial | 14.01 | 22.04 | 15.73 |