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Related Experiment Videos

Techniques for performing cavernosometry and cavernosography.

C Delcour1, J Struyven

  • 1Department of Radiology, Hospital Erasme, Universite Libre de Bruxelles, Belgium.

Cardiovascular and Interventional Radiology
|August 1, 1988
PubMed
Summary
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Cavernosography and cavernosometry accurately diagnose erectile dysfunction caused by venous leakage. These methods assess penile rigidity and venous flow, crucial for understanding impotence.

Area of Science:

  • Urology
  • Andrology
  • Vascular Medicine

Background:

  • Erectile dysfunction (ED) is a common condition affecting many men.
  • Vascular abnormalities, particularly venous leakage, are significant causes of ED.
  • Accurate diagnosis is essential for effective treatment of ED.

Purpose of the Study:

  • To evaluate the diagnostic utility of cavernosography and cavernosometry in impotent patients.
  • To characterize the hemodynamic parameters associated with normal erectile function and venous leakage.
  • To establish reliable criteria for diagnosing venogenic erectile dysfunction.

Main Methods:

  • Cavernosography and cavernosometry were performed on over 400 patients with ED and 10 healthy volunteers.
  • Intracavernosal infusions were used to induce erections, with varying flow rates (80-140 ml/min) and pressure monitoring.

Related Experiment Videos

  • Morphological imaging of the penile venous network was correlated with hemodynamic measurements.

    • Main Results:

    • A complete rigid erection (intracavernous pressure >90 mm Hg) was achieved with infusion rates of 80-140 ml/min in patients without venous leakage.
    • Flow rates of 25-50 ml/min were sufficient to maintain erection in normal subjects.
    • Abnormal venous leakage was identified by the inability to achieve or maintain an erection despite maximal perfusion rates, with no significant increase in intracavernous pressure.

    Conclusions:

    • Cavernosography, when combined with cavernosometry (flow rate and pressure monitoring), is a reliable method for diagnosing venous leakage in erectile dysfunction.
    • These procedures provide essential morphological and hemodynamic data for assessing venogenic impotence.
    • Accurate assessment of penile venous function is critical for managing erectile dysfunction.