Table 4 Native T1, post-contrast T1 and extracellular volume of the right ventricle from regions of interest and corresponding lines of interest in short axis and transverse orientation.

From: Measuring myocardial extracellular volume of the right ventricle in patients with congenital heart disease

  

Controls

Patients

SAX

TRANS

SAX

TRANS

Native T1 (ms)

RV ROI

1006 ± 49

981 ± 85

1018 ± 30

1007 ± 23

RV LOI

1006 ± 42

984 ± 81

1014 ± 40

966 ± 183

Blood

1551 ± 76

1541 ± 65

1492 ± 88

1450 ± 84

 

(n = 10)

(n = 8)

(n = 35)

(n = 29)

Post-contrast T1 (ms)

RV ROI

617 ± 26

608 ± 23

596 ± 63

594 ± 68

RV LOI

626 ± 35

612 ± 26

594 ± 62

599 ± 67

Blood

538 ± 49

540 ± 37

531 ± 73

533 ± 70

 

(n = 8)

(n = 7)

(n = 33)

(n = 25)

 ECV

RV ROI

0.28 ± 0.02

0.28 ± 0.03

0.31 ± 0.05

0.31 ± 0.04

RV LOI

0.28 ± 0.02

0.28 ± 0.03

0.31 ± 0.05

0.30 ± 0.04

 

(n = 8)

(n = 7)

(n = 33)

(n = 25)

Hematocrit

 

0.40 ± 0.05

0.43 ± 0.05

  1. Values are given as mean ± standard deviation.
  2. ECV = extracellular volume; LOI = line of interest; ROI = region of interest; RV = right ventricle; SAX = short axis; TRANS = transverse.
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