Research Article

Optimisation of Simultaneous Tl-201/Tc-99m Dual Isotope Reconstruction with Monte-Carlo-Based Scatter Correction

Table 1

The activity configuration of the NCAT phantoms. The table shows the relative activity concentrations per pixel and the defect parameters for the NCAT phantoms. The same parameters were used for both the female and male phantoms

PhantomIsotopeMyocardium activityVentricle activityLung activityLiver activityBack-ground tissue activityDefect positionActivity in defect versus myocardium (%)

1Tl-201503233ANT
SEPT
20
40
Tc-99m180618906ANT
SEPT
20
40

2Tl-201503233ANT
INF
40
20
Tc-99m95391893ā€”ā€”

3Tl-201503233ANT
SEPT
20
40
Tc-99m180618906ANT20

4Tl-201503233ANT
INF
40
20
Tc-99m95391893INF20