Protein & Calorie Requirements after Surgery
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Calorie supply is important. Carbohydrate increases muscle protein synthesis under the influence of insulin, fat increases hepatic and other visceral protein synthesis. The average normal requirement of a patient is 0.8g of protein/kg/day. Any kind of trauma, including surgical one, increases this requirement.
The increase in resting energy expenditure that have been shown to occur during catabolic phase of trauma situations (injury and infection), when compared with the decrease that develop during partial starvation.