Table 1 Imaging protocols used at the different sites
Gothenburg | Malmö | Odense | |
|---|---|---|---|
Radiopharmaceutical | Sestamibi | Tetrofosmin | Sestamibi/tetrofosmin |
Administered activity (MBq) | 600 | 600 | 800 to 1,000 |
Method of stress | Adenosine or maximal exercise | Adenosine or maximal exercise | Adenosine with light exercise |
Time elapsed between tracer injection and measurement (min) | 60 | 60 | 60 |
Camera system(s) | GE Infinia/Millenium | Siemens E.Cam | GE Ventri |
Collimator | LEHR | LEHR | LEHR |
N of measured projections | 60 over 180° starting at 45° right anterior oblique | 64 over 180° starting at 45° right anterior oblique | 64 over 180° starting at 45° right anterior oblique |
Acquisition time (second per projection) | 40 | 20 | 20 |
Patient position | Supine | Supine | Supine |
Pixel size after reconstruction (mm) | 6.9 | 6.6 | 6.4 |
Reconstruction method | FBP | FBP | OSEM |