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Special issues: glucose and the brain.

F E Sieber1, R J Traystman

  • 1Department of Anesthesiology/Critical Care Medicine, Johns Hopkins Hospital, Baltimore, MD 21205.

Critical Care Medicine
|January 1, 1992
PubMed
Summary
This summary is machine-generated.

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Aggressively managing blood glucose levels is crucial for critically ill patients, as both hypoglycemia and hyperglycemia can cause significant neurologic issues and impact recovery.

Area of Science:

  • Neurology
  • Critical Care Medicine
  • Endocrinology

Background:

  • Critically ill patients often experience abnormal blood glucose levels.
  • Both hypo- and hyperglycemia present unique challenges in managing critically ill patients.

Purpose of the Study:

  • To review the neurologic complications associated with hypo- and hyperglycemia in critically ill patients.
  • To establish a rationale for aggressive blood glucose management in this population.

Main Methods:

  • Literature search of English-language articles via the Bibliographic Retrieved Service Colleague database.
  • Selection of articles based on relevance to blood glucose management and neurologic effects in critically ill patients.
  • Analysis of data to provide a scientific basis for treatment recommendations.

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Main Results:

  • Hypoglycemia can cause stress responses, altered cerebral blood flow, and affect neurologic damage post-ischemia.
  • Hyperglycemia may impede neuronal recovery after cerebral ischemia, particularly global ischemia.
  • The impact of hyperglycemia on focal ischemia outcomes remains controversial.

Conclusions:

  • Both hypo- and hyperglycemia can lead to adverse neurologic changes.
  • Aggressive management of abnormal blood glucose levels is recommended for critically ill patients to mitigate neurologic risks.