• Crit Care · Oct 2002

    Review

    Is insulin an endogenous cardioprotector?

    • Undurti N Das.
    • EFA Sciences LLC, Norwood, Massachusetts, USA. undurti@hotmail.com
    • Crit Care. 2002 Oct 1; 6 (5): 389-93.

    AbstractStress hyperglycemia and diabetes mellitus with myocardial infarction are associated with increased risk for in-hospital mortality, congestive heart failure, or cardiogenic shock. Hyperglycemia triggers free radical generation and suppresses endothelial nitric oxide generation, and thus initiates and perpetuates inflammation. Conversely, insulin suppresses production of tumor necrosis factor-alpha and free radicals, enhances endothelial nitric oxide generation, and improves myocardial function. It is proposed that the balance between insulin and plasma glucose levels is critical to recovery and/or complications that occur following acute myocardial infarction and in the critically ill. Adequate attention should be given to maintaining euglycemia (plasma glucose

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