Medical Definition of Total parenteral nutrition

  • Medical Author:
    William C. Shiel Jr., MD, FACP, FACR

    Dr. Shiel received a Bachelor of Science degree with honors from the University of Notre Dame. There he was involved in research in radiation biology and received the Huisking Scholarship. After graduating from St. Louis University School of Medicine, he completed his Internal Medicine residency and Rheumatology fellowship at the University of California, Irvine. He is board-certified in Internal Medicine and Rheumatology.

Reviewed on 12/11/2018

Total parenteral nutrition: Intravenous feeding that provides patients with all the fluid and the essential nutrients they need when they are unable to feed themselves by mouth. Abbreviated TPN.

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According to the USDA, there is no difference between a “portion” and a “serving.” See Answer

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Reviewed on 12/11/2018