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Table 1 Phantom acquisitions and configurations

From: Towards accurate 177Lu SPECT activity quantification and standardization using lesion-to-background voxel ratio

Phantom

26.52 [cc]

11.49 [cc]

5.71 [cc]

Liver

Kidneys [L/R]

Background cavity

Activity concentration [MBq/cc]

PET cylindrical

0.25

NEMA Cal. 1

2.67

2.63

2.58

0.16

NEMA Cal. 2. (5 acquisitions)

1.94

1.87

1.82

0, 0.11, 0.14, 0.19, 0.31

NEMA Val.

2.14

2.14

2.14

0.14

Torso Val.

2.66

2.66

0.26

 

0.03

Liver/Kidney Val.

6.14

4.77

3.56

0.27

0.63/0.89

0.08