Related Experiment Video
Updated: Jun 9, 2026
09:17
Use of a Central Venous Line for Fluids, Drugs and Nutrient Administration in a Mouse Model of Critical Illness
Published on: May 2, 2017
Omega-3 fatty acids in critical illness
Julie M Martin1, Renee D Stapleton
1Department of Medicine, University of Vermont College of Medicine, Burlington, Vermont 05405, USA.
Nutrition Reviews
|August 28, 2010
Summary
Omega-3 fatty acid supplementation in critical illness shows mixed results. More research is needed to determine if omega-3 fatty acids can routinely reduce inflammation in critically ill patients.
Area of Science:
- Nutritional science and critical care medicine.
Background:
- Omega-3 fatty acids are being investigated for their anti-inflammatory properties.
- Supplementation is explored in enteral nutrition and parenteral nutrition lipid emulsions for critically ill patients.
- Specific interest lies in conditions like sepsis and acute lung injury.
Purpose of the Study:
- To review existing data on omega-3 fatty acid supplementation in critically ill patients.
- To separately analyze findings for enteral and parenteral nutritional support.
Main Methods:
- Literature review of studies on omega-3 fatty acid supplementation.
- Analysis of data concerning both enteral and parenteral administration routes.
- Focus on patient populations including those with sepsis and acute lung injury.
Main Results:
- Current research findings on omega-3 fatty acid supplementation are contradictory.
- Both enteral and parenteral administration results show inconsistent effects on inflammation.
- Evidence does not yet support routine use in critical care.
Conclusions:
- Omega-3 fatty acids may modulate the acute inflammatory response in critical illness.
- Insufficient evidence exists to recommend routine supplementation.
- Further research is required to establish definitive clinical guidelines.
Related Concept Videos
01:21Acute Pancreatitis II: Pathophysiology
The pathophysiology of acute pancreatitis centers on injury to pancreatic acinar cells, which initiates a cascade of harmful intracellular events.This injury leads to premature activation of trypsinogen to trypsin in the pancreas. Trypsin then activates other digestive enzymes, such as chymotrypsin, elastase, and phospholipase A2, which begin breaking down pancreatic tissue. The resulting autodigestion causes local inflammation, tissue swelling, hemorrhage, and fat necrosis.Injured acinar cells...
01:31Lipid-derived Compounds in the Human Body
Fats and lipids are crucial components in the human body. Some lipid-derived compounds, such as fat-soluble vitamins, eicosanoids, lipoproteins, and glycolipids, also play unique roles to support various biological processes .
Fat-soluble Vitamins
Fat-soluble vitamins, including vitamins A, D, E, and K, are required in minimal quantities, but their deficiencies can lead to severely abnormal physiological conditions. For example, vitamin A deficiency can cause night blindness, dry skin, delayed...
Fat-soluble Vitamins
Fat-soluble vitamins, including vitamins A, D, E, and K, are required in minimal quantities, but their deficiencies can lead to severely abnormal physiological conditions. For example, vitamin A deficiency can cause night blindness, dry skin, delayed...
01:21Chronic Pancreatitis II: Pathophysiology
Chronic pancreatitis is a progressive and irreversible inflammation of the pancreas, most often caused by long-term alcohol abuse, but it can also be related to ductal obstruction, smoking, or genetic factors.Chronic pancreatitis occurs when the pancreas is repeatedly exposed to harmful agents like alcohol, smoking, ductal obstruction, or genetic predisposition. These factors lead to the release of toxic metabolites and inflammatory cytokines, sustaining chronic inflammation in the pancreatic...
01:30Acute Pancreatitis II: Clinical Manifestations and Management
Acute pancreatitis presents a complex medical emergency characterized by rapid onset inflammation of the pancreas, demanding timely diagnosis and management to prevent complications. The condition primarily manifests through severe upper abdominal pain that often radiates to the back. This pain intensifies following the consumption of fatty foods. Accompanying symptoms such as nausea, vomiting, abdominal distention, fever, dyspnea, cyanosis, and jaundice can vary in intensity but significantly...
03:38Structure of Lipids
Lipids include a diverse group of compounds that are largely nonpolar in nature. This is because they are hydrocarbons that include mostly nonpolar carbon-carbon or carbon-hydrogen bonds. Non-polar molecules are hydrophobic (“water fearing”), or insoluble in water. Lipids perform many different functions in a cell. Cells store energy for long-term use in the form of fats. Lipids also provide insulation from the environment for plants and animals. For example, they help keep aquatic birds and...
01:29Chronic Pancreatitis II: Collaborative Care
The management of chronic pancreatitis is multifaceted, involving a comprehensive approach that includes thorough assessment, diagnostic testing, and a variety of management strategies.
Assessment:
Assessment: