Molecular Imaging 2017
Table 1. Differentiation of radiation necrosis and tumor recurrence by amino acid PET or SPECT Authors N Technique Sensitivity Specificity Rachinger 45 FET-PET MRI 1 94% (29/31) 97%(30/31) 93% (13/14) 50% (7/14)
Tsuyuguch
21 78
MET-PET
78% (7/9)
100% (12/12) 100% (12/12)
Samnick
IMT-SPECT
94% (62/66)
1 contrast enhancement in T1-weighted images after administration of Gadolinium-DTPA (Weber 2008)
(Weber et al., Nature Clin Pract Oncol 2008)
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