Table 2 Acquisition parameters used for ¹³¹I imaging as part of the MEDIRAD WP3 study

Collimator

High Energy (HE)

Photopeak-energy window

364 keV ± 10%

Lower scatter-energy window

318 keV ± 3%

Higher scatter-energy window

413 keV ± 3%

WB planar-acquisition mode

Continuous movement at 20 cm/min

SPECT(/CT) matrix

128 × 128

SPECT movement

Body contour

Projections

2 × 30 (6° projection)

Time per projection

Adjusted based on measured count-rate for patient acquisition

CT

Standard low-dose protocol