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Related Concept Videos

Sleep Apnea01:21

Sleep Apnea

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Sleep apnea is a condition where breathing stops intermittently during sleep, often leading to significant health issues. Each episode can last from 10 to 20 seconds or more and is frequently accompanied by a brief arousal from sleep. This disturbance, largely unnoticed by the individual, can lead to severe daytime fatigue. Commonly, individuals seek help after being informed by their partners about loud snoring and noticeable breathing pauses during sleep.
The condition is more prevalent among...
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Coronary Artery Disease I: Introduction01:30

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Coronary Artery Disease (CAD): An Overview with Scientific InsightsCoronary Artery Disease (CAD), often referred to as C-A-D, is a prevalent blood vessel disorder classified under the broader category of atherosclerosis. Atherosclerosis is a pathological process characterized by the hardening and narrowing of arteries due to the accumulation of atherosclerotic plaques. These plaques are composed of cholesterol, fatty substances, inflammatory cells, calcium, and fibrin, reducing blood flow to...
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Ischemic Heart Disease: Overview01:17

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Ischemic heart disease occurs when the heart's blood supply dwindles, causing an ominous lack of oxygen and nutrients. This deficiency, stemming from reduced or obstructed blood flow, spells danger, leading to heart muscle damage and dysfunction.
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Coronary Artery Disease III: Clinical Manifestations01:30

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Coronary Artery Disease (CAD) is a primary health risk worldwide, leading to significant morbidity and mortality. The condition arises from the buildup of atherosclerotic plaques within the coronary arteries, resulting in diminished blood supply to the heart muscle.The clinical manifestations of CAD vary widely, from asymptomatic stages to severe, life-threatening conditions. Understanding these manifestations is crucial for early diagnosis and effective management.Angina Pectoris: The Warning...
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Coronary Artery Disease IV: Preventive Measures01:26

Coronary Artery Disease IV: Preventive Measures

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Effective preventive measures for coronary artery disease (CAD) focus on controlling modifiable risk factors, including cholesterol abnormalities and lifestyle changes.Cholesterol ManagementFirst, the Mediterranean diet and the American Heart Association advocate for maintaining low-density lipoprotein (LDL) cholesterol levels below 100 mg/dL, with a more stringent recommendation of below 70 mg/dL for individuals at high risk. LDL cholesterol, often termed "bad cholesterol," can lead to the...
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Coronary Artery Disease II: Pathophysiology01:26

Coronary Artery Disease II: Pathophysiology

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Coronary Artery Disease (CAD) originates from a series of events that impair the function of coronary arteries, the blood vessels responsible for delivering oxygen-rich blood to the heart muscle. The pathophysiology of CAD is closely linked to atherosclerosis, a chronic inflammatory and lipid-driven condition affecting the vascular endothelium.1. Endothelial DamageThe process begins with damage to the vascular endothelium, which serves as a protective barrier between the blood and the vessel...
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Updated: Mar 29, 2026

Drug-Induced Sleep Endoscopy DISE with Target Controlled Infusion TCI and Bispectral Analysis in Obstructive Sleep Apnea
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Obstructive Sleep Apnea and Coronary Artery Disease: An Overlooked Cardiovascular Risk Factor.

Nardi Tetaj1,2, Andrea Segreti1,2, Michele Pelullo1,2

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Summary

Obstructive sleep apnea syndrome (OSA) significantly increases cardiovascular risks in coronary artery disease (CAD) patients. While CPAP therapy shows promise, adherence is key for improving outcomes in these high-risk individuals.

Keywords:
atherosclerosiscardiovascular risk factorscontinuous positive airway pressure (CPAP)coronary artery disease (CAD)hypoxic burdenmyocardial infarctionobstructive sleep apnea (OSA)sleep-disordered breathing

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Area of Science:

  • Cardiology
  • Sleep Medicine
  • Internal Medicine

Background:

  • Obstructive sleep apnea syndrome (OSA) is a prevalent comorbidity in coronary artery disease (CAD) patients.
  • OSA independently elevates risks for myocardial infarction, atherosclerosis, and adverse cardiovascular events.

Purpose of the Study:

  • To review the association between OSA and CAD.
  • To evaluate therapeutic implications and screening strategies for OSA in CAD populations.

Main Methods:

  • Literature review synthesizing epidemiological and clinical evidence.
  • Evaluation of pathophysiological mechanisms linking OSA and CAD.
  • Assessment of continuous positive airway pressure (CPAP) therapy and lifestyle interventions.

Main Results:

  • OSA contributes to silent ischemia, acute coronary syndromes, restenosis, and poorer prognosis post-cardiac events.
  • Pathophysiological links include intermittent hypoxia, inflammation, and endothelial dysfunction.
  • CPAP therapy improves surrogate markers, but major event trials show neutral results due to adherence issues.

Conclusions:

  • Systematic OSA screening is crucial for CAD patients.
  • Improving CPAP adherence and integrating lifestyle interventions are essential for better cardiovascular outcomes.
  • Future research should focus on patient stratification and integrated care models.