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Nonocclusive mesenteric ischemia associated with propranolol overdose: implications regarding splanchnic circulation
M J Pettei1, J Levy, S Abramson
1Division of Gastroenterology and Nutrition, Schneider Children's Hospital, New Hyde Park, NY 11042.
Summary
A massive propranolol overdose in a young woman caused isolated mesenteric ischemia due to severe splanchnic vasoconstriction. This highlights the complex interplay of beta-blockade and alpha-adrenergic activity in shock, impacting gastrointestinal blood flow.
Area of Science:
- Cardiology
- Gastroenterology
- Pharmacology
Background:
- Beta-adrenergic blockade is crucial for managing cardiovascular conditions.
- Splanchnic circulation is sensitive to vasoactive mediators.
- Mesenteric ischemia can occur in critical illness.