Valsalva maneuver
About Valsalva maneuver
A maneuver that is performed by forcibly exhaling against a closed airway. This maneuver increases the pressure in the thoracic cavity with a resultant decrease in the venous blood return to the heart. The decreased blood return causes a decrease in the amount of blood pumped by the heart. The person experiences a decrease in blood pressure, light-headedness and possibly fainting.Symptoms
Light-headedness, fainting.Tests & Diagnostics
A history and physical exam will be performed.Conventional treatment summary
No treatment is necessary.Medical specialties
Internal Medicine · Pediatrics · Family Practice
This page is educational content, not medical advice. Always consult a qualified clinician for diagnosis and treatment of Valsalva maneuver.