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Updated: Jul 13, 2026

Improving IV Insulin Administration in a Community Hospital
Published on: June 11, 2012
Effect of hyperglycemia and insulin in acute coronary syndromes
Paresh Dandona1, Ajay Chaudhuri, Husam Ghanim
1Division of Endocrinology, Diabetes and Metabolism, State University of New York at Buffalo, Buffalo, New York, USA. pdandona@kaleidahealth.org
Insights
Hyperglycemia increases risks for critically ill patients. Insulin infusion helps control blood sugar, improving outcomes by reducing inflammation and promoting euglycemia.
Area of Science:
- Critical care medicine
- Endocrinology
- Cardiovascular medicine
Background:
- Hyperglycemia is linked to worse outcomes in intensive care, acute myocardial infarction, stroke, and coronary artery bypass grafting.
- Insulin infusion therapy has shown benefits in controlling hyperglycemia and improving clinical results in these patient populations.
Purpose of the Study:
- To review data on the proinflammatory effects of glucose and free fatty acids.
- To discuss the anti-inflammatory properties of insulin.
- To provide a mechanistic basis for the benefits of euglycemia achieved through insulin infusion in hospitalized patients.
Main Methods:
- Review of existing published data.
- Analysis of studies investigating the inflammatory effects of glucose and free fatty acids.
- Examination of research on insulin's anti-inflammatory actions.
Main Results:
- Glucose and free fatty acids exhibit proinflammatory effects.
- Insulin demonstrates anti-inflammatory properties.
- Maintaining euglycemia with insulin infusion is mechanistically justified for improved patient outcomes.
Conclusions:
- Insulin infusion is a key therapeutic strategy for managing hyperglycemia in hospitalized patients.
- Understanding the inflammatory pathways modulated by insulin provides a rationale for its clinical benefits.
- Controlling blood glucose levels is crucial for reducing morbidity and mortality in critical care settings.
Abstract:
Previously published data clearly demonstrate that hyperglycemia worsens morbidity and mortality in patients in intensive care, those with acute myocardial infarction and stroke, and those undergoing coronary artery bypass grafting. The control of hyperglycemia with insulin infusion improves clinical outcomes in these patients. In this article, we discuss data that demonstrate a proinflammatory effect of glucose and free fatty acids and an anti-inflammatory effect of insulin. We also provide a mechanistic justification for the benefits of maintaining euglycemia with insulin infusion in hospitalized patients.
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