Research Article

A Comparison of Imaging Techniques to Monitor Tumor Growth and Cancer Progression in Living Animals

Table 2

MRI and FDG-PET performance for tumor identification assessed using RET-AAD mice.

FDG-PETT2W-MRI

Number of mice10 RET-AAD mice, 4 control mice6 RET-AAD mice, 4 control mice
Number of tumors (necropsy)3426
Number of tumors (imaging)2822
Positive predictive value86%95%
Sensitivity70%81%
Specificity98%99%