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Table 1 Literature review of reported seven cases of duplicated superficial femoral artery (SFA)

From: Duplication of superficial femoral artery: imaging findings and literature review

No.

References

Age/Sex

Symptoms & signs

Side

Imaging

Length

Diameter

Ratio

Course

Distancea

1

Kantarci F et al. [6], 2003

60/M

Claudication

Right

US,MRA

55% b

N/A

Unequal

(ASO)

LR

5 cm

2

Huynh KD et al. [4], 2010

52/M

Puncture site pseudoaneurysm

Left

CT

38% b

4.2 mm

Equal

LR

23% c

3

Javerliat I et al. [5], 2010

80/M

Critical ischemia of lower limb

Right

XA

12 cm

7 mm

Equal

LR

8 cm

4

Rajadurai VA et al. [7], 2015

65/M

Peripheral vascular disease

Right

CT,XA

17 cm

5 ~ 7 mm

Unequal

(ASO)

LR

4 cm

5

Hapugoda S et al. [2], 2016

65/M

Presurgical planning

Left

CT

20 cm

N/A

Equal

LR to AP

4 cm

6

Our case

55/F

Intermittent cramp

Left

CT,US

14 cm

5.3 mm/

4.4 mm

Unequal

LR to AP

4 cm

  1. alength between the bifurcation of the SFA and the origin of the duplication
  2. bestimated ratio length of the duplicated SFA to the whole length of the SFA
  3. cestimated ratio length between the bifurcation of the SFA and the origin of the duplicated SFA to whole length of the SFA.
  4. Abbreviations: CFA common femoral artery, XA conventional angiography, CT computed tomography, US ultrasonography, MRA magnetic resonance angiography, N/A not available, ASO atherosclerosis obliterans, LR left-to-right direction, AP anterior-to-posterior direction