Medical Aspects of Open-Heart Surgery

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Abstract
Postoperative Complications of Fluid and Acid–Base BalanceOverhydrationPulmonary congestion due to overhydration must be carefully avoided after surgery with cardiopulmonary bypass.46 Fluid given during the first three days after operation should be limited to small amounts of 5 per cent glucose in water unless drainage from the chest or other indications suggest the need for blood. A useful general formula is to administer 500 ml. per square meter of body-surface area on the first, and 750 ml. per square meter on each of the second and third postoperative days.50 Respiratory AlkalosisRespiratory alkalosis, characterized biochemically by a rise in . . .