Definition

Noun: 1. Total Parenteral Nutrition: A method of providing complete nutritional support directly into the bloodstream through a catheter placed in a large vein (typically the vena cava). It is used when a person cannot or should not receive nutrition through their gastrointestinal tract.

Usage

• Medical Context: "TPN" is a standard acronym used in clinical settings to refer to the specific procedure and treatment of delivering all required nutrients intravenously.
  • The patient with severe Crohn's disease was placed on TPN to allow her bowel to rest.
  • Managing the sterile catheter site is a critical part of TPN care.

Advanced Usage

• "to be on TPN": This phrase describes the state of receiving this form of nutrition.
  • After the major surgery, he was on TPN for two weeks until he could tolerate food.
• "to administer TPN": Refers to the action of providing this treatment.
  • The nursing team was trained to safely administer TPN.

Variants and Related Words

• Parenteral Nutrition (PN): A broader term for providing nutrients intravenously; TPN is a complete form of PN.
• Hyperalimentation: An older, less specific term sometimes used synonymously with TPN.
• Central Line / Central Venous Catheter: The type of intravenous access typically required for TPN administration.

Synonyms

• Intravenous feeding
• Complete intravenous nutrition

Notes on Meaning

• TPN is a highly technical, medical acronym. Its meaning is very specific and it is not used in general or figurative language. It always refers to the medical procedure described.

Noun

1. administration of a nutritionally adequate solution through a catheter into the vena cava; used in cases of long-term coma or severe burns or severe gastrointestinal syndromes