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[Dynamic tests of the urethral sphincter closure and pelvic floor function]
J Zmrhal1, L Horcicka, P Lochman
1Abteilung für Gynäkologie und Geburtshilfe des Krankenhauses in Mĕlník/Tschechien. zmrhal@nspmelnik.cz
Zentralblatt Fur Gynakologie
|May 9, 2001
Summary
Pelvic floor muscle response differs significantly between coughing and Valsalva maneuvers in women with stress incontinence. Cough leak point pressure (CLPP) values and muscle activity were higher than Valsalva leak point pressure (VLPP).
Area of Science:
- Urogynecology
- Pelvic Floor Physiology
Context:
- Stress urinary incontinence (SUI) affects many women, impacting quality of life.
- Understanding pelvic floor function during stress maneuvers is crucial for diagnosis and treatment.
Purpose:
- To compare the pelvic floor muscle response during cough leak point pressure (CLPP) and Valsalva leak point pressure (VLPP) tests in women with SUI.
- To evaluate urethral stress profiles and electromyographic potentials during these maneuvers.
Summary:
- In 54 women with SUI, CLPP values were significantly higher than VLPP (p < 0.01).
- Electromyographic potentials during CLPP were more powerful than during VLPP (p < 0.01-p < 0.005).
- This indicates a differential pelvic floor reaction to various stress maneuvers.
Impact:
- Findings suggest that the type of stress maneuver influences pelvic floor muscle activation.
- This has implications for accurately assessing SUI and selecting appropriate surgical interventions.
- Differentiated evaluation may lead to more effective treatment strategies for stress incontinence.