Table 1.

PV loss for 2D GE DST PET-CT with F-18 and Rb-82 in Tree, ACR, NEMA phantoms

Phantom	Tree one dimension 15mm	ACR two dimensions 16mm	NEMA 3 dimensions 17mm
F-18 PV loss	0.94	0.85	0.72
Rb-82 PV loss	0.90	0.73	0.59