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Table 4 Invasive coronary angiography/fractional flow reserve classification and mean myocardial blood flow (SD) at stress measured in mL/min/mL per vessel territories of the three main coronary arteries

From: Measurement of myocardial blood flow by cardiovascular magnetic resonance perfusion: comparison of distributed parameter and Fermi models with single and dual bolus

 

Invasive coronary angiography/Fractional flow reserve

Distributed parameter-Myocardial blood flow

Fermi-Myocardial blood flow

Distributed parameter-Myocardial perfusion reserve

Fermi-Myocardial perfusion reserve

Patient 1

LAD

3

0.82 (0.28)*

1.68 (0.60)*

0.88 (0.29)

1.54 (0.47)

LCX

3

0.94 (0.20)*

1.99 (0.41)*

0.91 (0.16)

1.73 (0.44)

RCA

2

0.84 (0.17)*

1.77 (0.79)*

0.91 (0.24)

1.77 (0.44)

Patient 2

LAD

2

1.99 (0.30)*

3.37 (0.49)

1.68 (0.37)

2.15 (0.49)

LCX

2

1.98 (0.27)*

2.61 (0.41)

1.26 (0.30)

1.87 (0.80)

RCA

3

1.27 (0.27)*

1.80 (0.81)*

0.86 (0.30)

1.08 (0.33)

Patient 3

LAD

2

1.20 (0.10)*

1.19 (0.34)*

0.71 (0.11)

0.78 (0.44)

LCX

3

1.34 (0.13)*

1.84 (1.11)*

0.65 (0.30)

0.96 (0.26)

RCA

2

1.58 (0.31)*

1.18 (0.16)*

0.81 (0.20)

0.70 (0.12)

Patient 4

LAD

3

1.99 (0.31)*

3.02 (0.64)

1.21 (0.31)

1.22 (0.23)

LCX

3

1.61 (0.73)*

1.98 (0.58)*

0.90 (0.35)

1.05 (0.34)

RCA

3

0.75 (0.29)*

1.00 (0.44)*

0.58 (0.23)

0.65 (0.24)

Patient 5

LAD

1

2.86 (0.59)

3.26 (0.88)

3.26 (0.40)

3.37 (0.50)

LCX

1

2.54 (0.24)

2.79 (0.30)

3.01 (0.60)

2.91 (0.34)

RCA

1

2.60 (0.36)

2.88 (0.33)

2.68 (0.35)

3.04 (0.85)

  1. LAD, LCX and RCA: left anterior descending, left circumflex and right coronary artery respectively. Vessels with reduced myocardial blood flow are indicated with *.