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[Effects of acute alcoholic intoxication on the upper respiratory tract function]
P Juvin1, B Dureuil, P Montravers
1Département d'Anesthésie et de Réanimation Chirurgicale, Hôpital Bichat, Paris.
Annales Francaises D'Anesthesie Et De Reanimation
|January 1, 1993
Summary
Acute alcohol intake impairs the swallowing reflex and increases upper airway resistance. This study investigated alcohol
Area of Science:
- Anesthesiology
- Physiology
- Pharmacology
Context:
- Alcohol consumption is common and can affect physiological functions.
- Consciousness alterations due to alcohol pose risks during anesthesia.
- Limited data exist on alcohol's impact on the swallowing reflex and airway resistance.
Purpose:
- To investigate the effects of acute alcohol intake on the swallowing reflex (SR) and upper airway resistances (UAR).
- To assess changes in swallowing reflex latency and efficiency after alcohol consumption.
- To measure alterations in upper airway resistances at rest and during inspiratory load application post-alcohol intake.
Summary:
- Healthy male volunteers ingested alcohol (1 ml/kg of 40% vodka).
- Swallowing reflex was assessed via submental electromyography, measuring latency and number of swallows.
- Upper airway pressures and resistances were recorded using specialized catheters and pneumotachography.
Impact:
- Findings highlight potential risks of alcohol consumption in anesthesia and airway protection.
- Provides novel data on alcohol's effects on critical protective reflexes.
- Informs clinical practice regarding pre-anesthetic alcohol use and airway management.