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Table 2 4D CMR sequence parameters

From: Four-dimensional flow cardiovascular magnetic resonance in tetralogy of Fallot: a systematic review

Study

Field

(Tesla)

Scanner type

Acc type

Acceleration factor

Sampling resolution (mm)

Temporal

resolution (ms)

Flip angle

No. of phases

VENC (cm/s)

Scan time (min)

Contrast

Respiratory gating

Cardiac gating

In-Plane

Slice

In-Plane

Slice

(°)

(n)

Nordmeyer et al. [11]

3

Phiips Achieva

No

No

No

2.5–2.6

2.5

NS

5

24

150–400

8.6 ± 1.2

No

Yes and No

Retro

Van der Hulst et al. [26]

1.5

Philips Intera

EPI

5

No

2.9–3.8

4

NS

10

30

150

NS

No

No

Retro

Geiger et al. [18]

1.5/3

Siemens Avanto or Trio

GRAPPA

2

No

1.7–3.2

1.6–

2.5

37.6–40.8

7–15

NS

150–200

10–20

No

Yes

(ADNG)

Pro

Hsiao et al. [10]

1.5

GE TwinSpeed

GRAPPA

2

No

0.9–2.3

3–5

33–42

15

NS

150–400

9–21

Gd

No

(EXORCIST)

NS

Hsiao et al. [42]

1.5

GE TwinSpeed

PICS

1.4–2.2

1.4–2.2

0.8–1.8

1.2–3.4

31–86

15

NS

120–350

5–15

Gd

No

(EXORCIST)

NS

Hsiao et al. [9]

1.5

GE TwinSpeed

PI

2

No

1.2–2.3

3–4

29–64

15

NS

150–500

4–14

Gd

No

NS

Hsiao et al. [9]*

1.5

GE TwinSpeed

PICS

1.6–2.2

1.6–2.2

0.8–1.7

2–3.4

33–86

15

NS

150–300

7–15

Gd

No

NS

François et al. [19]

1.5/3

GE HDx or MR750

PC VIPR

NS

NS

1.0–1.3

1.02–1.25

25–44

7–20

NS

40–400

9–17

Gd in CHD only

Yes

(ADNG)

Retro

Tariq et al. [20]

1.5

GE TwinSpeed

PICS

2.0–2.2

2.0–2.2

NS

NS

53

15

NS

150–350

7–15

Gd

No

(EXORCIST)

NS

Nordmeyer et al. [27]

1.5/3

Philips Achieva

SENSE

2

NS

2.5

2.5

NS

5

24

150–500

7–20

No

No

Retro

Giese et al. [22]

1.5

Philips Achieva

k-t SENSE/k-t PCA

2–12

 

1.2–2.5/1.4–2.5

1.7–2.5

24–32

6

24

130–400

4–8

No

Yes

Retro

Jeong et al. [36]

1.5/3

GE HDx or MR750

PC VIPR

NS

NS

1.3

NS

35–44/25–27

NS

NS

40–400

9–17

Gd

Yes

Retro

Hsiao et al. [28]

1.5

GE TwinSpeed

PICS

1.6–2.2

1.6–2.2

0.8–1.9

2–3.4

33–86

15

20

150–300

7–5

Gd

No

(EXORCIST)

NS

Gabbour et al. [21]

1.5

Siemens Avanto or Aera

GRAPPA/k-t GRAPPA

2/5

NS

2.7–4.1

2.0–3.5

37–40

15

9–24

100–250

13 ± 5

Gd

Yes

(ADNG)

Pro

Hussaini et al. [37]

3

GE MR750

PC VIPR

NS

NS

1.32

1.32

NS

8

20

150

NS

No

Yes

Retro

Hirtlir et al. [12]

1.5/3

Siemens Avanto or Trio

No

No

No

1.6–3.2

2.4–3.6

38–41

15

NS

150–200

10–20

Gd in CHD only

Yes

(ADNG)

Pro

Hanneman et al. [29]

3

GE MR750

PICS

2.4

4.4

0.8

1.4

73–226

15

-

150–300

5–13

Ferumoxytol

No

Retro

Chelu et al. [30]

1.5/3

GE MR450 or MR750

PICS

2

2

1.8–2.1

2.8

60

15

-

250

8–10

Gd

No

Semi-Retro

Fredriksson et al. [31]

1.5

Philips Achieva

SENSE

2

No

2.8–3

2.8–3

48–49

8

NS

100–120

15–20

No

Yes (ADNG)

Retro

Driessen et al. [23]

1.5

Philips Ingenia

EPI

5

No

3.4–3.7

3.5

NS

10°

30

150

3.5–7

No

No

Retro

Sjoberg et al. [33]

1.5

Philips Achieva or Siemens Aera

SENSE

2

No

3

3

45

8

40

100

NS

No

NS

Retro

Sjoberg et al. [32]

1.5

Philips Achieva or Siemens Aera

SENSE

2

2

3

3

45

8

40

100

NS

Gd in CHD only

No

Retro

Robinson et al. [34]

1.5

Siemens Avanto or Aera

NS

NS

NS

1.4–4.5

1.4–3.5

36–45

15

NS

100–250

NS

Gd

NS

NS

Lee et al. [58]

3

GE Trio

NS

NS

NS

2.1–1.6

3

41–60

15

NS

200

NS

NS

Yes (ADNG)

NS

Isorni et al. [25]

1.5

GE Discovery MR450

NS

NS

NS

2.1

2.4

NS

10

30

200–400

NS

Gd

No

Retro

Jacobs et al. [24]

1.5

GE Optima 450 W

PICS

2.4

4.4

0.8

1.4

45–73

15

20

250

NS

Gd

No

Retro

Schafer et al. [35]

3

Philips Ingenia

NS

NS

NS

2

2–2.8

38–48

10

14–16

150

10–12

No

Yes (ADNG)

Retro

  1. Acc acceleration, EPI echo planar imaging, PI parallel imaging, PICS parallel imaging compressed sensing, VIPR isotropic-voxel radial projection imaging, SENSE Sensitivity encoding, GRAPPA generalized autocalibrating partial parallel acquisition, PCA principal component analysis, NS Not specified, ADNG adaptive diaphragm navigator gating. Pro prospective, Retro retrospective, Gd Gadolinium, CHD congenital heart disease. EXORCIST Respiratory compensation with k-space phase reordering. Scanner manufacturers: Achieva, Intera, Ingenia: Philips Healthcare, Best, Netherlands; Avanto, Trio, Aera: Siemens Healthineers, Erlangen, Germany; Twinspeed, HDx, Discovery MR450, MR750, Optima 450 W: General Electric Healthcare, Milwaukee, Wisconsin, USA. *Two protocols employed in this paper