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Related Concept Videos

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Related Experiment Video

Updated: May 22, 2025

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Advanced Doppler Ultrasound Insights: A Multicenter Prospective Study on Healthy Skin.

Priscila Giavedoni1, Jorge Romaní2, Francisco de Cabo3

  • 1Dermatology Department, Hospital Clínic Barcelona, 08036 Barcelona, Spain.

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|March 13, 2025
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Summary

Doppler ultrasound rarely shows visible vessels in healthy skin. When detected, these vessels occupy less than 5% of the image, exhibiting low flow and small diameters, according to this study.

Keywords:
color Dopplercutaneous Doppler ultrasoundhealthy skinpower Dopplerspectral Dopplervisible vessels

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Area of Science:

  • Dermatology
  • Medical Imaging
  • Ultrasound Technology

Background:

  • Previous research focused on Doppler ultrasound for skin inflammation.
  • Limited data exists on the characteristics of visible vessels in healthy skin.

Purpose of the Study:

  • To characterize visible vessels in healthy skin using Doppler ultrasound.
  • To establish baseline parameters for normal cutaneous vasculature.

Main Methods:

  • Prospective, multicenter study involving Doppler ultrasound.
  • Analysis of color percentage, flow velocity, and vessel diameter in healthy skin.
  • Utilized 18 MHz and 22 MHz ultrasound probes.

Main Results:

  • Visible vessels were detected in 18.23% of healthy skin images.
  • When present, Doppler signals occupied <5% of the image area.
  • The malar region showed the highest prevalence of visible vessels.
  • Smaller vessels with slower flow were detected with the 22 MHz probe compared to the 18 MHz probe.
  • Spectral Doppler revealed peak systolic velocities <10 cm/s and vessel diameters <1 mm.

Conclusions:

  • Visualizing vessels in healthy skin via Doppler ultrasound is uncommon with standard equipment.
  • Detected vessels in healthy skin are typically small with low flow.
  • Findings provide a reference for differentiating normal vasculature from pathological changes.