Blood Flows (mL/min/g) and End 99mTc Activities
| Dog | Baseline flow | Occlusion flow | Reperfusion flow | End flow | End activity (%ID/[g × 10−3]) | End activity ratio | Occlusion flow ratio | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| LAD | LCx | LAD | LCx | LAD | LCx | LAD | LCx | LAD | LCx | LCx/LAD | LCx/LAD | ||||||
| 1 | 1.25 ± 0.03 | 1.05 ± 0.03 | 1.29 ± 0.03 | 0.41 ± 0.07 | 1.44 ± 0.04 | 1.03 ± 0.04 | 0.94 ± 0.03 | 0.45 ± 0.03 | 3.4 ± 0.1 | 15.2 ± 1.8 | 4.5 | 0.32 | |||||
| 2 | 1.64 ± 0.04 | 1.47 ± 0.05 | 1.03 ± 0.03 | 0.27 ± 0.04 | 1.11 ± 0.03 | 1.27 ± 0.08 | 0.82 ± 0.02 | 0.70 ± 0.04 | 3.0 ± 0.4 | 20.1 ± 2.8 | 6.6 | 0.26 | |||||
| 3 | 1.17 ± 0.04 | 1.19 ± 0.04 | 0.95 ± 0.03 | 0.63 ± 0.08 | 0.67 ± 0.02 | 0.80 ± 0.04 | 0.63 ± 0.01 | 0.54 ± 0.03 | 1.3 ± 0.1 | 3.7 ± 0.5 | 2.8 | 0.67 | |||||
| 4 | 0.70 ± 0.02 | 0.72 ± 0.03 | 0.77 ± 0.02 | 0.44 ± 0.04 | 0.83 ± 0.02 | 0.72 ± 0.03 | 0.67 ± 0.02 | 0.52 ± 0.03 | 1.0 ± 0.1 | 4.8 ± 1.0 | 4.8 | 0.57 | |||||
| 5 | 1.09 ± 0.03 | 0.89 ± 0.02 | 0.78 ± 0.02 | 0.21 ± 0.04 | 0.82 ± 0.02 | 0.86 ± 0.06 | 0.66 ± 0.01 | 0.43 ± 0.02 | 3.3 ± 0.2 | 8.3 ± 1.2 | 2.5 | 0.27 | |||||
| 6 | 1.45 ± 0.06 | 1.55 ± 0.05 | 1.23 ± 0.03 | 0.38 ± 0.07 | 1.96 ± 0.05 | 1.78 ± 0.09 | 1.09 ± 0.03 | 0.88 ± 0.03 | 3.0 ± 0.3 | 15.5 ± 2.3 | 5.2 | 0.31 | |||||
| All dogs | 1.22 ± 0.13 | 1.15 ± 0.13 | 1.01 ± 0.09 | 0.39 ± 0.06* | 1.14 ± 0.20 | 1.08 ± 0.16 | 0.80 ± 0.08 | 0.60 ± 0.07 | 2.5 ± 0.4 | 11.3 ± 2.7 | 4.4 ± 0.6 | 0.40 ± 0.07 | |||||
↵* P ≤ 0.001 compared with LAD.
End activity is expressed as percentage of injected dose per gram of tissue × 10−3.