Table 2 MRI findings of NME in correlation to histopathology
Distribution | Malignant (n = 17) | Benign (n = 42) | P value* |
|---|---|---|---|
Diffuse | 6 (35.3%) | 0 (0.0%) | 0.001 |
Focal | 0 (0.0%) | 9 (21.4%) | |
Linear | 2 (11.8%) | 3 (7.1%) | |
Regional | 0 (0.0%) | 18 (43%) | |
Multiple regions | 3 (17.6%) | 9 (21.4%) | |
Segmental | 6 (35.3%) | 3 (7.1%) | |
Pattern | |||
Homogenous | 5 (29.4%) | 21 (50.0%) | 0.006 |
Heterogeneous | 12 (70.6%) | 12 (28.6%) | |
Clumped | 0 (0.0%) | 9 (21.4%) | |
Kinetic curve | |||
Type I | 0 (0.0%) | 36 (85.8%) | < 0.001 |
Type II | 10 (58.8%) | 3 (7.1%) | |
Type III | 7 (41.2%) | 3 (7.1%) | |
Diffusion restriction | |||
Present | 15 (88.2%) | 12 (28.6%) | < 0.001 |
Absent | 2 (1.8%) | 30 (71.4%) | |
ADC value × 10–3 mm2/s cutoff point | |||
≤ 1.21 | 13 (76.5%) | 15 (35.7%) | 0.005 |
> 1.21 | 4 (23.5%) | 27 (64.3%) | |