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Color flow Doppler: imaging the upper extremity

S Trager1, M Pignataro, J Anderson

  • 1Christine M. Kleinert Institute for Hand and Micro Surgery, Louisville, Ky 40202.

The Journal of Hand Surgery
|July 1, 1993
PubMed
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Color flow Doppler imaging measured upper extremity blood flow dynamics in healthy volunteers. This study provides key quantitative data on brachial, radial, and ulnar artery blood flow and diameter.

Area of Science:

  • Vascular Ultrasound
  • Hemodynamics
  • Medical Imaging

Background:

  • Accurate assessment of upper extremity blood flow is crucial for diagnosing vascular conditions.
  • Color flow Doppler imaging offers a non-invasive method to evaluate vessel dynamics.

Purpose of the Study:

  • To quantitatively assess dynamic blood flow parameters in the upper extremity arteries of healthy individuals.
  • To establish reference values for vessel diameter, blood velocity, and flow rate.

Main Methods:

  • Utilized color flow Doppler imaging with a 7.5 MHz transducer on 20 healthy volunteers.
  • Recorded data from brachial, radial, posterior radial recurrent, ulnar, and digital arteries.
  • Analyzed diameter and velocity changes throughout the cardiac cycle to compute mean flow.

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Main Results:

  • Mean digital vessel diameters ranged from 0.9 mm (small finger) to 1.3 mm (thumb).
  • Reported flow rates for brachial, radial, and ulnar arteries, with significant individual variability noted.
  • Demonstrated variations in artery dominance (ulnar vs. radial).

Conclusions:

  • Color flow Doppler imaging provides valuable quantitative data on upper extremity hemodynamics.
  • The technique's accuracy is limited for vessels <1.5 mm, but it can measure down to 0.5 mm.
  • Established reference ranges for blood flow parameters in major upper extremity arteries.