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Related Experiment Videos

Plaque characterization by B-mode scan.

J J Ricotta1

  • 1Division of Vascular Surgery, State University of New York at Buffalo, Millard Fillmore Hospitals.

The Surgical Clinics of North America
|February 1, 1990
PubMed
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High-resolution ultrasound (HRUS) offers detailed vessel wall imaging, complementing flow and lumen data. This technology excels at characterizing atherosclerotic plaque, including hemorrhage and ulceration, in superficial arteries.

Area of Science:

  • Vascular imaging
  • Medical diagnostics
  • Cardiovascular research

Background:

  • High-resolution ultrasound (HRUS) provides detailed anatomical information on vessel walls.
  • It complements frequency analysis (flow data) and angiography (lumen description).
  • Current applications are most effective for superficial vessels like carotid, femoral, and popliteal arteries.

Purpose of the Study:

  • To evaluate the utility of HRUS in assessing vessel wall characteristics and atherosclerotic plaque.
  • To compare HRUS with other imaging modalities for vascular disease assessment.
  • To explore the potential of HRUS in characterizing plaque morphology and identifying specific features.

Main Methods:

  • Application of HRUS technology to superficial vessels.

Related Experiment Videos

  • Prospective blinded trials to assess lumen diameter and percentage of stenosis.
  • Integration of frequency analysis with HRUS to improve accuracy.
  • Characterization of atherosclerotic plaque, including identification of intraplaque hemorrhage and ulceration.

    • Main Results:

    • HRUS provides detailed anatomic information on vessel wall nature.
    • Accuracy in determining lumen diameter and stenosis improves with added frequency analysis.
    • HRUS is particularly effective for interrogating atherosclerotic plaque, showing superiority over angiography in plaque characterization.
    • The technique can identify intraplaque hemorrhage and ulceration.

    Conclusions:

    • HRUS is a valuable tool for assessing superficial vessel anatomy and atherosclerotic plaque.
    • Standardization of diagnostic criteria across centers is necessary for widespread adoption.
    • Future research should focus on detailed plaque morphology analysis and longitudinal studies in large populations.