DaTscan Imaging

Article Figures & Data

TABLE 1

Acquisition Parameters for DaTscan SPECT

Parameter	Standard recommendation
Camera type	Large–field-of-view multidetector
Energy peak	159 keV
Energy window	10%
Collimator	Low-energy high-resolution
Patient position	Supine with arms down; head in an off-table head holder
Camera position	Centered over the head
Injection-to-scan time	3–6 h
Acquisition type	Step-and-shoot or continuous
Orbit	360°
Orbit type	Circular, with the smallest possible radius of rotation (11–15 cm)
Matrix	128 × 128
Number of projections	120 (3°/projection)
Time per projection	30–40 s