Valsalva maneuver: shortest optimal expiratory strain duration
Purpose : To quantitate the level of difficulty and determine consistency of hemodynamic responses with various expiratory strain (ES) durations. Methods : Thirty-four healthy subjects performed the Valsalva maneuver (VM) with an ES duration of 10, 12, and 15 seconds in random order. Level of diffic...
Main Authors: | , , |
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Format: | Article |
Language: | English |
Published: |
Greater Baltimore Medical Center
2011-07-01
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Series: | Journal of Community Hospital Internal Medicine Perspectives |
Subjects: | |
Online Access: | http://www.jchimp.net/index.php/jchimp/article/view/7015/pdf_195 |