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Related Concept Videos

Sleep Apnea01:21

Sleep Apnea

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.
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Hypertension, the most common cardiovascular disease, is diagnosed through repeated measurements of elevated blood pressure. Its risks, including damage to the kidney, heart, and brain, are directly proportional to blood pressure levels. Starting from 115/75 mm Hg, the risk of cardiovascular disease doubles with each increment of 20/10 mm Hg. The diagnosis relies on blood pressure measurements, not on patient symptoms, as hypertension is often asymptomatic until end-organ damage is imminent or...
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Acupoint Application Combined with Ear Plaster Therapy for Treating Sleep Disorders with Acute Exacerbation of Chronic Obstructive Pulmonary Disease
04:53

Acupoint Application Combined with Ear Plaster Therapy for Treating Sleep Disorders with Acute Exacerbation of Chronic Obstructive Pulmonary Disease

Published on: October 18, 2024

Obstructive sleep apnea and hypertension.

David A Calhoun1

  • 1Vascular Biology and Hypertension Program, Sleep/Wake Disorders Center, University of Alabama at Birmingham, 430 BMR2, 1530 3rd Avenue South, Birmingham, AL 35294-2180, USA. dcalhoun@uab.edu

Current Hypertension Reports
|April 29, 2010
PubMed
Summary
This summary is machine-generated.

Obstructive sleep apnea (OSA) is linked to hypertension. Aldosterone excess may worsen OSA by causing neck fluid buildup, increasing airway resistance and contributing to resistant hypertension.

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Drug-Induced Sleep Endoscopy (DISE) with Target Controlled Infusion (TCI) and Bispectral Analysis in Obstructive Sleep Apnea
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Drug-Induced Sleep Endoscopy (DISE) with Target Controlled Infusion (TCI) and Bispectral Analysis in Obstructive Sleep Apnea

Published on: December 6, 2016

Area of Science:

  • Cardiology
  • Pulmonology
  • Endocrinology

Background:

  • Obstructive sleep apnea (OSA) and hypertension frequently coexist.
  • Untreated OSA is associated with increased risk of prevalent hypertension.
  • OSA may increase the risk of incident hypertension in normotensive individuals.

Purpose of the Study:

  • To explore the link between OSA and resistant hypertension.
  • To investigate the role of hyperaldosteronism in the high prevalence of OSA among patients with resistant hypertension.
  • To hypothesize that aldosterone excess exacerbates OSA via fluid accumulation in the neck.

Main Methods:

  • Review of observational and prospective studies on OSA and hypertension.
  • Analysis of randomized evaluations of continuous positive airway pressure (CPAP) for blood pressure effects.
  • Examination of data on hyperaldosteronism prevalence in resistant hypertension.

Main Results:

  • Continuous positive airway pressure (CPAP) shows a modest overall effect on blood pressure, with significant individual variability.
  • OSA is highly prevalent in patients with resistant hypertension.
  • Hyperaldosteronism is common in resistant hypertension, suggesting a potential link to OSA prevalence.

Conclusions:

  • Aldosterone excess may worsen OSA by increasing upper airway resistance due to neck fluid accumulation.
  • This mechanism could explain the high prevalence of OSA in resistant hypertension.
  • Further research is needed to confirm the role of aldosterone in OSA pathophysiology.