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Obstructive sleep apnea: what does the cardiovascular physician need to know?
1Division of Pulmonary/Critical Care Medicine, Johns Hopkins University, Baltimore, Maryland 21287, USA. ncollop@jhmi.edu
Summary
Obstructive sleep apnea (OSA) is a common condition linked to heart disease and glucose intolerance. Nasal continuous positive airway pressure effectively treats OSA symptoms and related health issues.
Area of Science:
- Cardiology
- Sleep Medicine
- Internal Medicine
Background:
- Obstructive sleep apnea (OSA) is a prevalent adult disorder.
- OSA is increasingly recognized as a significant risk factor for cardiovascular diseases, including hypertension, pulmonary hypertension, myocardial infarction, and stroke.
- Understanding the pathophysiology of OSA is crucial for comprehending its chronic complications.
Purpose of the Study:
- To review the pathophysiologic effects of obstructive sleep apnea.
- To highlight the association of OSA with cardiovascular diseases, glucose intolerance, and accidents.
- To emphasize the importance of OSA knowledge for cardiovascular physicians.
Main Methods:
- Diagnostic method of choice is polysomnography in a sleep laboratory.
- Review of current understanding of OSA pathophysiology and its sequelae.
- Evaluation of treatment options for OSA.
Main Results:
- OSA is linked to hypertension, pulmonary hypertension, myocardial infarction, and stroke.
- Glucose intolerance and motor vehicle accidents are associated with OSA.
- Nasal continuous positive airway pressure (CPAP) is the primary treatment, improving many OSA symptoms and complications.
Conclusions:
- Cardiovascular physicians need a strong understanding of OSA and its associated risks.
- Effective management of OSA can mitigate cardiovascular and other health complications.
- Polysomnography remains the gold standard for OSA diagnosis.