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Correlation of perforating vein incompetence with extent of great saphenous insufficiency: cross sectional study

Anton Krnić1, Niksa Vucić, Zvonimir Sucić

  • 1Department of Radiology, Holy Ghost General Hospital, Sveti Duh 64, 10000 Zagreb, Croatia., anton.krnic@zg.t-com.hr

Croatian Medical Journal
|April 26, 2005
PubMed

Insights

The number and diameter of incompetent perforators correlate with great saphenous vein insufficiency. Clinical presentation worsens with deteriorating perforator incompetence, but association with deep venous reflux is weak.

Area of Science:

  • Vascular Surgery
  • Phlebology
  • Ultrasound Diagnostics

Background:

  • Great saphenous vein (GSV) insufficiency is a common cause of chronic venous disease.
  • Perforating veins connect superficial and deep venous systems; their incompetence can contribute to venous hypertension.

Purpose of the Study:

  • To investigate the relationship between perforating vein incompetence and the severity of great saphenous vein insufficiency.
  • To assess the correlation between perforator characteristics and clinical presentation (CEAP classification).

Main Methods:

  • Duplex ultrasound was employed in 118 lower limbs to assess perforating vein number and diameter, GSV reflux, and deep reflux.
  • Patients were categorized by clinical severity using the CEAP classification (grades 0-4).

Main Results:

  • A significant positive correlation was found between the number/diameter of incompetent perforators and the extent of GSV insufficiency (r=0.55, r=0.44; P<0.001).
  • Both perforator number and diameter increased significantly with worsening CEAP grades (P<0.001).
  • Perforator diameter was significantly larger in limbs with deep reflux (P=0.023), though the number of incompetent perforators did not differ significantly.

Conclusions:

  • Increased number and diameter of perforators are associated with greater GSV insufficiency.
  • Clinical severity correlates with duplex ultrasound findings of perforator incompetence.
  • The association between perforator incompetence and deep venous reflux appears less significant.
Abstract

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