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Related Experiment Videos

[Ambulatory angiologic diagnosis using the Doppler c.w. (continuous wave) method]

O Urbano1, A Luca, F Malara

  • 1Servizio di Angiologia Medica ed Ipertensione, Ospedale Piemonte, Messina.

Minerva Cardioangiologica
|May 1, 1995
PubMed
Summary
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Instrumental angiological diagnostics, including continuous wave doppler (CWD) examinations, were overused in 970 cases. High rates of normal findings suggest physician misinformation and unnecessary testing, necessitating clinical filters for high-technology assessments.

Area of Science:

  • Vascular Medicine
  • Diagnostic Imaging
  • Medical Technology Assessment

Context:

  • Analysis of one year of clinical activity in instrumental angiological diagnostics.
  • Evaluation of 970 outpatient continuous wave doppler (CWD) examinations.
  • Breakdown of CWD examinations: 37% epiaortic vessels (TSA), 31% lower limb veins, 28% lower limb arteries.

Purpose:

  • To assess the clinical utility and appropriateness of CWD examinations.
  • To identify reasons for potentially unnecessary instrumental diagnostic procedures.
  • To propose measures for regulating access to high-technology vascular assessments.

Summary:

  • A significant proportion of CWD examinations yielded normal results, indicating inappropriate utilization.
  • High rates of normal findings were observed in TSA (81%), AIA (67%), and AIV (52%) examinations.

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  • Physician misinformation and subsequent overuse of CWD are identified as primary issues.

    • Impact:

    • Highlights the need for improved clinical judgment and referral criteria for vascular diagnostics.
    • Suggests implementing clinical filters to optimize the use of advanced diagnostic technologies.
    • Aims to reduce healthcare costs and improve patient care by minimizing unnecessary procedures.