Table 1:

The characteristics of PA and HGA on conventional MR imaging

TumorSolidSolid-CysticNecroticEnhancementType of Enhancement
HeterogeneousHomogeneousRinglike
PA8/16 (50%)7/16 (44%)1/16 (6%)14/15 (93%)8/14 (57%)5/14 (36%)1/14 (7%)
HGA8/22 (36%)0/22 (0%)14/22 (64%)20/22 (91%)7/20 (35%)1/20 (5%)12/20 (60%)