total parenteral nutrition
Học thuậtThân thiện
Definition
- Noun:
- A method of feeding: "total parenteral nutrition" refers to the administration of all required nutrients directly into the bloodstream through a vein, bypassing the digestive system entirely. It is a complete form of intravenous feeding.
Usage
- Primary Use: This term is used exclusively in medical contexts to describe a specific, life-sustaining clinical procedure for patients who cannot eat or absorb nutrients through their gastrointestinal tract.
- Typical Contexts: It is discussed by healthcare professionals in settings like hospitals, intensive care units, and in medical literature concerning critical care, surgery, or chronic illness management.
Examples
- Noun:
- The patient in the ICU is receiving total parenteral nutrition because his intestines are not functioning.
- After the major surgery, total parenteral nutrition was initiated to support her recovery while her gut healed.
Advanced Usage
- Abbreviation (TPN): The term is very commonly abbreviated to "TPN" in clinical notes and verbal communication among medical staff.
- The doctor's orders include starting TPN tonight.
- As a Treatment Course: It can be referred to as a course or regimen of therapy.
- He was on a six-week course of total parenteral nutrition.
Variants and Related Words
- Parenteral Nutrition (PN): A broader term that includes any intravenous feeding; "total" specifies that it meets all nutritional needs.
- Enteral Nutrition: The contrasting method of providing nutrition directly into the stomach or intestines via a tube, using the digestive system.
- Intravenous Feeding: A more general, non-technical synonym.
Synonyms
- TPN (the standard abbreviation).
- Hyperalimentation (an older, less precise term sometimes used synonymously, though it technically implies providing excess calories).
Related Phrases
- To be on TPN: A common phrase describing a patient's status.
- The premature infant has been on TPN for two months.
- To administer TPN: The action performed by medical personnel.
- The nurse will administer the total parenteral nutrition at 1800 hours.
Noun
- 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