The detection rate of intratumoral vascularity by contrast enhanced CHA was 92 5% (98/106), compared with 97 2% (103/106) on dynamic CT ( P =0 14), 88 9% (40/45) on DSA ( P =0 53) and 69 4% (25/36) on MRI ( P =0 001).

• 其对瘤内血流的检出率 (92 5%25 )与三相动态CT (97 2%25 ,P =0 14 )和数字减影血管造影(88 9%25 ,P =0 5 3)相比无显著性差异 ,而较MRI的检出率 (69 4%25 )高 (P =0 0 0 1)。