{"id":6014,"date":"2011-08-30T16:48:47","date_gmt":"2011-08-30T20:48:47","guid":{"rendered":"http:\/\/insidesurgery.com\/?p=6014"},"modified":"2013-12-21T22:01:39","modified_gmt":"2013-12-22T03:01:39","slug":"anacrotic-notch","status":"publish","type":"post","link":"https:\/\/insidesurgery.com\/2011\/08\/anacrotic-notch\/","title":{"rendered":"Anacrotic Notch"},"content":{"rendered":"<p>The anacrotic notch seen on the arterial pulse wave occurs secondary to the presystolic rise in pressure during the first phase of ventricular systole (i.e., isovolumetric contraction). It always occurs before the opening of the<a href=\"http:\/\/en.wikipedia.org\/wiki\/Aortic_valve\"> aortic valve.<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The anacrotic notch seen on the arterial pulse wave occurs secondary to the presystolic rise in pressure during the first phase of ventricular systole (i.e., isovolumetric contraction). 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