Tag: Eduard Friedrich
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The Valsalva maneuver
JMS PearceHull, England, UK It is a paradox that the discovery of the Valsalva maneuver did not relate to cardiovascular physiology but to the treatment of discharges from the ear. Valsalva’s maneuver is now used physiologically1 to test cardiac and autonomic function, and in several other diagnostic and therapeutic procedures. The surgeon Leonard of Bertapaglia…