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Table 4 Study subjects

From: Radiation-free CMR diagnostic heart catheterization in children

Subject number

Age (yr)

CMR RHC indication

# previous X-Ray Caths

Retained thoracic implant

CMR RHC time (min)

Subject 1

14.8

Valvular heart disease

none

sternal wires

19

Subject 2

21.1

Transplant

15

sternal wires

13

Subject 3

12.8

Transplant

14

sternal wires

19

Subject 4

13.3

Transplant

13

sternal wires

12

Subject 5

17.1

Cardiomyopathyb

2

none

48a

Subject 6

12.2

Other

none

surgical clips, sternal wires

29

Subject 7

14.9

Shunt (Atrial Septal Defect)

none

none

18

Subject 8

10

Transplant

2

sternal wires

6

Subject 9

5.4

Cardiomyopathyb

none

none

12

Subject 10

13.8

Transplant

none

sternal wires

8

Subject 11

9.6

Shunt (Atrial Septal Defect)

none

none

11

Subject 12

10.1

Transplant

2

sternal wires

12

Subject 13

13.1

Pulmonary hypertension

none

none

45a

Subject 14

6.3

Transplant

8

surgical clips, sternal wires, pulmonary artery stents, embolization coils

18

Subject 15

10.2

Shunt (Atrioventricular Canal Defect)

2

none

16

Subject 16

18.8

Shunt (Patent Ductus Arteriosus)

none

none

9

Subject 17

15.3

Transplant

2

sternal wires

18

Subject 18

18.2

Cardiomyopathy

none

none

17

Subject 19

15.2

Transplant

2

sternal wires

11

Subject 20

4.4

Shunt (Atrial Septal Defect)

none

none

16

Subject 21

16.6

Transplant

12

sternal wires

15

Subject 22

15.8

Cardiomyopathy

3

none

15

Subject 23

9.2

Cardiomyopathy

1

none

23a

Subject 24

17.3

Transplant

13

sternal wires, temporary pacing wire

9

Subject 25

6.3

Shunt (Patent Ductus Arteriosus)

none

none

14

Subject 26

12.5

Shunt (Atrial Septal Defect)

none

none

8

Subject 27

17.5

Transplant

4

surgical clips, sternal wires

13

Subject 28

13.9

Shunt (Patent Ductus Arteriosus)

none

sternal wires

16

Subject 29

5

Transplant

5

none

10

Subject 30

20.7

Shunt (Atrial Septal Defect)

none

none

15

Subject 31

6.1

Pulmonary hypertension

3

none

27a

Subject 32

4.6

Pulmonary hypertension

2

none

25a

Subject 33

18

Shunt (Atrial Septal Defect)

none

none

9

Subject 34

16

Shunt (Atrial Septal Defect)

none

none

11

Subject 35

9.3

Pulmonary hypertension

5

sternal wires

21a

Subject 36

17.3

Pulmonary hypertension

1

none

25a

Subject 37

5.7

Cardiomyopathy

4

none

22a

Subject 38

14.9

Pulmonary hypertension

0

none

40a

Subject 39

13.1

Pulmonary hypertension

5

none

39a

  1. Subjects 3, 4, 10, 19, 21, 22: two MRI right heart catheterizations (MRI RHC); Subject 8: six MRI RHC [mean time shown]
  2. aMultiple hemodynamic conditions tested in MRI RHC
  3. bContinuous vasoactive infusion for poor myocardial function