Obstructive sleep apnea and cardiovascular disease
Mehmood Butt1, Girish Dwivedi, Omer Khair
1University Department of Medicine, City Hospital, Birmingham B18 7QH, UK.
International Journal of Cardiology
|June 10, 2009
Summary
Obstructive sleep apnea (OSA) is a common sleep disorder linked to cardiovascular disease. Treating OSA with Continuous Positive Airway Pressure (CPAP) can improve health outcomes and slow disease progression.
Area of Science:
- Cardiology
- Sleep Medicine
- Pulmonology
Background:
- Obstructive sleep apnea (OSA) is a prevalent, underdiagnosed sleep-related breathing disorder.
- OSA is significantly associated with adverse cardiovascular outcomes, including coronary artery disease, heart failure, hypertension, arrhythmias, and stroke.
- These cardiovascular complications increase morbidity and mortality in individuals with OSA.
Purpose of the Study:
- To highlight the critical link between obstructive sleep apnea and cardiovascular disease.
- To discuss the pathophysiological mechanisms connecting OSA and cardiovascular disorders.
- To emphasize the importance of screening for OSA in cardiovascular patients and vice versa.
Main Methods:
- Review of existing literature on OSA and cardiovascular disease.
- Analysis of pathophysiological pathways such as endothelial dysfunction, coagulopathy, sympathetic drive, and oxidative/inflammatory stress.
- Evaluation of treatment outcomes, particularly with Continuous Positive Airway Pressure (CPAP).
Main Results:
- OSA is identified as a significant cardiovascular risk factor.
- Pathophysiological mechanisms provide a basis for the OSA-cardiovascular link.
- CPAP therapy demonstrates efficacy in improving clinical status and slowing disease progression in OSA patients.
Conclusions:
- Obstructive sleep apnea should be recognized as a modifiable cardiovascular risk factor.
- Proactive screening for OSA in patients with cardiovascular disease is recommended.
- Integrated management of OSA and cardiovascular conditions is crucial for improving patient outcomes.
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