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Table 1 Regional Myocardial Blood Flow Estimates in Patients with LBBB

From: Regional variation in myocardial blood flow in patients with left bundle branch block evaluated with quantitative perfusion CMR

Patient

Stress MBF (ml/g/min)

Rest MBF (ml/g/min)

MPR

 

Septal

Lateral

Septal

Lateral

Septal

Lateral

1

4.73

4.83

1.42

1.46

3.33

3.31

2

2.56

3.33

0.91

1.11

2.81

3.00

3

3.60

4.45

1.40

1.44

2.57

3.09

4

5.17

5.76

1.23

1.08

4.20

5.33

5

4.71

5.53

1.42

1.48

3.32

3.74

6

4.07

4.52

1.52

1.17

2.68

3.86

7

3.11

3.53

0.80

0.84

3.89

4.20

8

5.24

5.88

1.29

1.32

4.06

4.45

9

2.76

3.74

1.48

1.54

1.86

2.43

Mean

3.99 ± 1.03

4.62 ± 0.96

1.27 ± 0.26

1.27 ± 0.23

3.19 ± 0.78

3.71 ± 0.88

P value

p<0.001

p=0.95

p<0.01

  1. MBF = myocardial blood flow MPR = myocardial perfusion reserve