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December 1950

PARENTERAL NUTRITION IN SURGERY: Significance of Calories and Protein in Maintaining a Positive Nitrogen Balance

Author Affiliations

Associate Clinical Professor, University of Minnesota Department of Surgery; Surgical Resident at St. Barnabas Hospital; Head of the Department of Biostatistics, University of Minnesota; MINNEAPOLIS

AMA Arch Surg. 1950;61(6):977-991. doi:10.1001/archsurg.1950.01250020987001

IT SEEMS that no one should question the value of nutrition in the surgical patient. Numerous investigators1 have proved its importance in the preoperative preparation of the patient who is a poor surgical risk and have stressed its significance during postoperative convalescence. The difficulties of providing adequate nutrition in the surgical patient have been incident to the patient's inability to retain food through the oral route or to the problem of providing nutrition by the intravenous route without at the same time causing other undesirable sequelae.

Within the past few years dextrose and amino acids have been shown to be of benefit in providing part of this nutritional deficiency. Many2 have, however, indicated that if the full caloric requirement could also be met through the parenteral route, the problem of nutrition in the postoperative surgical patient would be nearer solution. The studies of some3 have illustrated that

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