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Transcutaneous oxygen potentials in venous disease.

F G Quigley1, I B Faris

  • 1University of Adelaide, Department of Surgery, Royal Adelaide Hospital, South Australia.

The Australian and New Zealand Journal of Surgery
|February 1, 1989
PubMed
Summary
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Transcutaneous tissue oxygen tension (TcPO2) measurements show a reduced peak post-ischaemic response in severe venous disease. This finding suggests TcPO2 is a valuable tool for investigating venous insufficiency and oxygen diffusion block.

Area of Science:

  • Vascular Medicine
  • Medical Diagnostics
  • Oxygen Physiology

Background:

  • Abnormal transcutaneous tissue oxygen tension (TcPO2) is linked to venous disease.
  • The optimal use of TcPO2 in studying venous disease remains unclear.

Purpose of the Study:

  • To evaluate the application of TcPO2 measurements in patients with varying severity of venous disease.
  • To identify the most appropriate TcPO2 measurement variable for venous disease investigation.

Main Methods:

  • Studied patients with mild (superficial varicosities) and severe (ulcers/skin changes) venous disease, alongside normal controls.
  • Measured four derived TcPO2 variables for comparative analysis between groups.
  • Focused on the peak post-ischaemic response as a key metric.

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Main Results:

  • A significant reduction in the peak post-ischaemic TcPO2 response was observed in patients with severe venous disease.
  • This specific TcPO2 measurement demonstrated potential as a diagnostic tool for venous disease severity.

Conclusions:

  • The peak post-ischaemic TcPO2 response may be the most suitable method for investigating venous disease.
  • Findings support the hypothesis of an oxygen diffusion block in severe venous disease.