cardiac reserve


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reserve

 [re-zerv´]
1. to hold back for future use.
2. a supply beyond that ordinarily used, for use in an emergency.
alkali reserve (alkaline reserve) see alkali reserve.
cardiac reserve an increase in cardiac output related to an increase in heart rate or stroke volume to meet body requirements.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

car·di·ac re·serve

the work that the heart is able to perform beyond that required under the ordinary circumstances of daily life, depending upon the state of the myocardium and the degree to which, within physiologic limits, the cardiac muscle fibers can be stretched by the volume of blood reaching the heart during diastole.
Farlex Partner Medical Dictionary © Farlex 2012

cardiac reserve

The ability of the heart to respond to ↑ demand beyond its usual workload
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

car·di·ac re·serve

(kahr'dē-ak rē-zĕrv')
The work the heart is able to perform beyond that required under the ordinary circumstances of daily life, depending on the state of the myocardium and the degree to which, within physiologic limits, the cardiac muscle fibers can be stretched by the volume of blood reaching the heart during diastole.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

car·di·ac re·serve

(kahr'dē-ak rē-zĕrv')
The work the heart is able to perform beyond that required under the ordinary circumstances of daily life.
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
Caption: "Low cardiac reserve may improve clinical risk prediction algorithms for hepatorenal syndrome," said Dr.
In conclusion, our findings indicate that patients with limited cardiac reserve undergoing isolated myocardial revascularization with the ONCAB/BH approach are subjected to more preoperative comorbidities and implicated ICU stay than their OPCAB counterparts.
Improvement in Cardiac Function After Bypass Grafting, With or Without Suturing of Left Ventricular Papillary Muscles Average increase Average increase after bypass grafting after bypass grafting plus suturing only Measure (n = 8) (n = 32) Cardiac reserve 168% 14% Peak cardiac power output 83% 11% Peak cardiac output 35% 6% Exercise duration 33% 18% Peak V[O.sub.2] 21% 9% Source: Dr.
INTRODUCTION: Hemodynamic changes during normal pregnancy are well tolerated by women with normal cardiac reserve. Diseased heart shows signs of de compensation with resultant increase in morbidity and mortality.
Preoperative preparation of these patients must be meticulous as they have minimal cardiac reserve. Any arrhythmias to be treated appropriately.

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