Mean arterial pressure (MAP) has been characterized as a more sensitive and physiologically appropriate hemodynamic parameter in the detection of hemapheresis-related hypotension, resulting in a much closer correlation with the presence of symptomatic hypotension. Patients were enrolled over a 12-mo
Systolic and mean arterial pressures during manual and mechanical CPR in humans
โ Scribed by John L. McDonald
- Publisher
- Elsevier Science
- Year
- 1982
- Tongue
- English
- Weight
- 385 KB
- Volume
- 11
- Category
- Article
- ISSN
- 1097-6760
No coin nor oath required. For personal study only.
โฆ Synopsis
The standard manual method of performing chest compression during eardiopulmonary resuscitation (CPR) was compared with a pneumatic compression device for the ability to generate systolic arterial pressure (SAP) and mean arterial pressure (MAP) in the same person. Fifteen patients, all in the late stages of the resuscitative effort, were studded. In 14, manual chest compression resulted in SAPs which were either higher than (13 eases) or equivalent to (I case) those generated by the mechanical technique. In 13 of the 15 cases, mechanical compression resulted in MAPs which were either higher than (I1 cases) or equivalent to (2 cases) MAPS generated by the manual method. Mechanical chest compression is superior to manual chest compression in generating higher MAPs. Direct measurement of arterial pressure and the use of mechanical chest compression results in a more informed and a less frenetic environment during CPR.
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Current protocols utilize systolic blood pressure (SBP) of less than 80 mmHg as objective evidence of hypotension during hemapheresis. However, tissue hypoperfusion is the pathophysiologic endpoint of low blood pressure, and mean arterial pressure (MAP), rather than SBP, is the physiologic driving f
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