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Obstructive sleep apnea
1Division of Pulmonary and Critical Care Medicine, Milton S. Hershey Medical Center, Pennsylvania State University Hershey.
Disease-A-Month : DM
|April 1, 1994
Summary
Obstructive sleep apnea (OSA) is a common condition causing sleep disruption and serious health issues like heart disease. Early diagnosis and treatment of OSA are crucial for improving patient health and safety.
Area of Science:
- Sleep Medicine
- Cardiology
- Neurology
Background:
- Obstructive sleep apnea (OSA) is increasingly recognized as a prevalent condition with significant health consequences.
- Symptoms of chronic sleep disruption are often overlooked, leading to delayed diagnosis and treatment.
- Chronic heavy snoring is linked to increased long-term cardiovascular and neurophysiologic morbidity.
Purpose of the Study:
- To review the epidemiology and natural history of obstructive sleep apnea.
- To detail the pathophysiology of pharyngeal airway collapse during sleep.
- To discuss the clinical sequelae and management of OSA.
Main Methods:
- Review of existing literature on obstructive sleep apnea.
- Detailed explanation of the pathophysiology of airway obstruction during sleep.
- Discussion of diagnostic criteria and therapeutic options for OSA.
Main Results:
- OSA is characterized by periodic pharyngeal airway collapse during sleep, leading to asphyxia and sleep fragmentation.
- Clinical sequelae include excessive daytime sleepiness, cognitive dysfunction, and mood disturbances.
- Cardiovascular and vascular complications include hypertension, arrhythmias, stroke, and sudden death.
Conclusions:
- Routine consideration of OSA diagnosis is essential for clinicians, incorporating questions about daytime sleepiness.
- Diagnosis is confirmed by polysomnography, with treatment decisions based on severity and clinical impact.
- Effective recognition and treatment of OSA can significantly improve quality of life, health, productivity, and safety.