Table 2 Comparison between dynamic contrast enhanced MRI criteria of postoperative changes versus recurrent breast cancer presented as non-mass enhancement (NME) (N = 15)
Characteristic | Postoperative changes (N = 5) | Recurrent breast cancer (N = 10) | P value |
|---|---|---|---|
NME distribution | 0.790 | ||
Regional | 3 (60%) | 7 (70%) | |
Linear | 1 (20%) | 2 (20%) | |
Focal | 1 (20%) | 0 (0%) | |
Diffuse | 0 (0%) | 1 (10%) | |
NME pattern | 0.005 | ||
Homogeneous | 3 (60%) a | 1 (10%) b | |
Heterogeneous | 2 (40%) a | 0 (0%) b | |
Clustered ring | 0 (0%) a | 2 (20%) a | |
Clumped | 0 (0%) a | 7 (70%) b | |
Dynamic curve | 0.030 | ||
Progressive | 3 (60%) a | 0 (0%) b | |
Plateau | 1 (20%) a | 7 (70%) a | |
Washout | 1 (20%) a | 3 (30%) a |