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The characteristics of PA and HGA on conventional MR imaging
| Tumor | Solid | Solid-Cystic | Necrotic | Enhancement | Type of Enhancement |
||
|---|---|---|---|---|---|---|---|
| Heterogeneous | Homogeneous | Ringlike | |||||
| PA | 8/16 (50%) | 7/16 (44%) | 1/16 (6%) | 14/15 (93%) | 8/14 (57%) | 5/14 (36%) | 1/14 (7%) |
| HGA | 8/22 (36%) | 0/22 (0%) | 14/22 (64%) | 20/22 (91%) | 7/20 (35%) | 1/20 (5%) | 12/20 (60%) |
