Table 2 T1 and T2 signal distribution characteristics in unresolved and resolved lesions based on subtraction MRI findings
MRI images | Subtraction dynamic MRI (n = 60) | P value | |
|---|---|---|---|
Well-ablated n = 44 (%) | Residual n = 16 (%) | ||
Non-enhanced T1 signal intensity | |||
High | 38 (86.4) | 10 (62.5) | 0.648 |
Heterogeneous | 2 (4.5) | 6 (37.5) | |
Iso-intense | 4 (9.1) | 0 (0) | |
T2 signal intensity | |||
Intermediate | 28 (63.6) | 8 (50.0) | 0.678 |
Low | 14 (31.8) | 6 (37.5) | |
Heterogeneous | 2 (4.5) | 2 (12.5) | |