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Table 2 Diagnostic performance of 4D-TRAK and 3D-TOF-MRA for the detection of multiple CAs identified on 3D-DSA

From: A comparison of 4D time-resolved MRA with keyhole and 3D time-of-flight MRA at 3.0 T for the evaluation of cerebral aneurysms

Case No./Gender/Age

Size (mm)

Location

4D-TRAK

3D-TOF-MRA

10/F/65

≥ 3

L C7 segment

TP

TP

≥ 3

Top of Basilar artery

TP

TP

16/F/54

< 3

L C7 segment

FN

TP

< 3

L C5 segment

TP

TP

/

R C5 segment

TN

TN

22/M/64

< 3

L M1 segment

FN

TP

< 3

L C7 segment

TP

TP

26/M/34

≥ 3

L C6 segment

TP

TP

≥ 3

R C5 segment

TP

TP

30/M/45

< 3

L P4 segment

FN

FN

< 3

L P2 segment

FN

TP

< 3

L P3 segment

TP

TP

/

R C6 segment

TN

TN

< 3

R M1 segment

FN

TP

31/F/59

/

L C7 segment

FP

TN

≥ 3

R M1 segment

TP

TP

≥ 3

R C7 segment

TP

TP

34/M/56

≥ 3

R C4 segment

TP

TP

≥ 3

L V4 segment

TP

TP

37/F/45

< 3

L Acom

FN

TP

≥ 3

R C7 segment

TP

TP

43/M/40

< 3

L C6 segment

TP

TP

< 3

R Acom

TP

TP

45/M/40

≥ 3

L C6 segment

TP

TP

≥ 3

R C4 segment

TP

TP

52/M/46

< 3

L M1 segment

TP

TP

 

≥ 3

R Acom

TP

TP

  1. Note: M: male; F: female; L: left; R: right; Acom: anterior communicating artery; TP: true-positive; TN: true-negative; FP: false-positive; FN: false-negative.