100 O Reversible Dysfunction 900 Irreversible Dysfunction 80 870 60 50 r=0.78 40 p<0.001 30 20 2030405060708090100 TI-201 Redistribution Activity (%of peak) 9 ITC-Sestamibi和20TL心肌显像的比较99mTc-Sestamibi和201TL心肌显像的比较