Vector and Doppler Ultrasound Velocities Evaluated in a Flow Phantom and the Femoropopliteal Vein

Research output: Contribution to journal › Journal article › Research › peer-review

Standard

Vector and Doppler Ultrasound Velocities Evaluated in a Flow Phantom and the Femoropopliteal Vein. / Bechsgaard, Thor; Hansen, Kristoffer Lindskov; Brandt, Andreas Hjelm; Holbek, Simon; Forman, Julie Lyng; Strandberg, Charlotte; Lönn, Lars; Bækgaard, Niels; Jensen, Jørgen Arendt; Nielsen, Michael Bachmann.

In: Ultrasound in Medicine and Biology, Vol. 43, No. 10, 10.2017, p. 2477-2487.

Research output: Contribution to journal › Journal article › Research › peer-review

Harvard

Bechsgaard, T, Hansen, KL, Brandt, AH, Holbek, S, Forman, JL, Strandberg, C, Lönn, L, Bækgaard, N, Jensen, JA & Nielsen, MB 2017, 'Vector and Doppler Ultrasound Velocities Evaluated in a Flow Phantom and the Femoropopliteal Vein', Ultrasound in Medicine and Biology, vol. 43, no. 10, pp. 2477-2487. https://doi.org/10.1016/j.ultrasmedbio.2017.06.020

APA

Bechsgaard, T., Hansen, K. L., Brandt, A. H., Holbek, S., Forman, J. L., Strandberg, C., Lönn, L., Bækgaard, N., Jensen, J. A., & Nielsen, M. B. (2017). Vector and Doppler Ultrasound Velocities Evaluated in a Flow Phantom and the Femoropopliteal Vein. Ultrasound in Medicine and Biology, 43(10), 2477-2487. https://doi.org/10.1016/j.ultrasmedbio.2017.06.020

Vancouver

Bechsgaard T, Hansen KL, Brandt AH, Holbek S, Forman JL, Strandberg C et al. Vector and Doppler Ultrasound Velocities Evaluated in a Flow Phantom and the Femoropopliteal Vein. Ultrasound in Medicine and Biology. 2017 Oct;43(10):2477-2487. https://doi.org/10.1016/j.ultrasmedbio.2017.06.020

Author

Bechsgaard, Thor ; Hansen, Kristoffer Lindskov ; Brandt, Andreas Hjelm ; Holbek, Simon ; Forman, Julie Lyng ; Strandberg, Charlotte ; Lönn, Lars ; Bækgaard, Niels ; Jensen, Jørgen Arendt ; Nielsen, Michael Bachmann. / Vector and Doppler Ultrasound Velocities Evaluated in a Flow Phantom and the Femoropopliteal Vein. In: Ultrasound in Medicine and Biology. 2017 ; Vol. 43, No. 10. pp. 2477-2487.

Bibtex

@article{5870c57892a44fff827c6eb6ddc50bf9,
title = "Vector and Doppler Ultrasound Velocities Evaluated in a Flow Phantom and the Femoropopliteal Vein",
abstract = "Ultrasound is used for evaluating the veins of the lower extremities. Operator and angle dependency limit spectral Doppler ultrasound (SDUS). The aim of the study was to compare peak velocity measurements in a flow phantom and the femoropopliteal vein of 20 volunteers with the angle-independent vector velocity technique vector flow imaging (VFI) and SDUS. In the flow phantom, VFI underestimated velocity (p = 0.01), with a lower accuracy of 5.5% (p = 0.01) and with no difference in precision, that is, error factor, compared with SDUS (VFI: 1.02 vs. SDUS: 1.02, p = 0.58). In vivo, VFI estimated lower velocities (femoral: p = 0.001; popliteal: p = 0.001) with no difference in precision compared with SDUS (femoral: VFI 1.09 vs. SDUS 1.14, p = 0.37; popliteal: VFI 1.13 vs. SDUS 1.06, p = 0.09). In conclusion, the precise VFI technique can be used to characterize venous hemodynamics of the lower extremities despite its underestimation of velocities.",
keywords = "Femoral vein, Flow phantom, Peak velocity, Popliteal vein, Spectral Doppler, Ultrasound, Vector flow imaging",
author = "Thor Bechsgaard and Hansen, {Kristoffer Lindskov} and Brandt, {Andreas Hjelm} and Simon Holbek and Forman, {Julie Lyng} and Charlotte Strandberg and Lars L{\"o}nn and Niels B{\ae}kgaard and Jensen, {J{\o}rgen Arendt} and Nielsen, {Michael Bachmann}",
year = "2017",
month = oct,
doi = "10.1016/j.ultrasmedbio.2017.06.020",
language = "English",
volume = "43",
pages = "2477--2487",
journal = "Ultrasound in Medicine & Biology",
issn = "0301-5629",
publisher = "Elsevier",
number = "10",

}

RIS

TY - JOUR

T1 - Vector and Doppler Ultrasound Velocities Evaluated in a Flow Phantom and the Femoropopliteal Vein

AU - Bechsgaard, Thor

AU - Hansen, Kristoffer Lindskov

AU - Brandt, Andreas Hjelm

AU - Holbek, Simon

AU - Forman, Julie Lyng

AU - Strandberg, Charlotte

AU - Lönn, Lars

AU - Bækgaard, Niels

AU - Jensen, Jørgen Arendt

AU - Nielsen, Michael Bachmann

PY - 2017/10

Y1 - 2017/10

N2 - Ultrasound is used for evaluating the veins of the lower extremities. Operator and angle dependency limit spectral Doppler ultrasound (SDUS). The aim of the study was to compare peak velocity measurements in a flow phantom and the femoropopliteal vein of 20 volunteers with the angle-independent vector velocity technique vector flow imaging (VFI) and SDUS. In the flow phantom, VFI underestimated velocity (p = 0.01), with a lower accuracy of 5.5% (p = 0.01) and with no difference in precision, that is, error factor, compared with SDUS (VFI: 1.02 vs. SDUS: 1.02, p = 0.58). In vivo, VFI estimated lower velocities (femoral: p = 0.001; popliteal: p = 0.001) with no difference in precision compared with SDUS (femoral: VFI 1.09 vs. SDUS 1.14, p = 0.37; popliteal: VFI 1.13 vs. SDUS 1.06, p = 0.09). In conclusion, the precise VFI technique can be used to characterize venous hemodynamics of the lower extremities despite its underestimation of velocities.

AB - Ultrasound is used for evaluating the veins of the lower extremities. Operator and angle dependency limit spectral Doppler ultrasound (SDUS). The aim of the study was to compare peak velocity measurements in a flow phantom and the femoropopliteal vein of 20 volunteers with the angle-independent vector velocity technique vector flow imaging (VFI) and SDUS. In the flow phantom, VFI underestimated velocity (p = 0.01), with a lower accuracy of 5.5% (p = 0.01) and with no difference in precision, that is, error factor, compared with SDUS (VFI: 1.02 vs. SDUS: 1.02, p = 0.58). In vivo, VFI estimated lower velocities (femoral: p = 0.001; popliteal: p = 0.001) with no difference in precision compared with SDUS (femoral: VFI 1.09 vs. SDUS 1.14, p = 0.37; popliteal: VFI 1.13 vs. SDUS 1.06, p = 0.09). In conclusion, the precise VFI technique can be used to characterize venous hemodynamics of the lower extremities despite its underestimation of velocities.

KW - Femoral vein

KW - Flow phantom

KW - Peak velocity

KW - Popliteal vein

KW - Spectral Doppler

KW - Ultrasound

KW - Vector flow imaging

U2 - 10.1016/j.ultrasmedbio.2017.06.020

DO - 10.1016/j.ultrasmedbio.2017.06.020

M3 - Journal article

C2 - 28750944

AN - SCOPUS:85025458737

VL - 43

SP - 2477

EP - 2487

JO - Ultrasound in Medicine & Biology

JF - Ultrasound in Medicine & Biology

SN - 0301-5629

IS - 10

ER -

ID: 186998864