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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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Insufficient Sleep and Sleep Deprivation01:13

Insufficient Sleep and Sleep Deprivation

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Insufficient sleep refers to not getting the recommended amount of sleep for optimal functioning, even if it's just slightly less than needed. Sleep insufficiency may occur due to lifestyle choices, such as staying up late for social events or work, resulting in routinely getting less sleep than required. For example, consistently sleeping 6 hours when the body needs 7-9 hours can lead to cumulative effects on health and well-being.
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Stages of Sleep01:22

Stages of Sleep

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Sleep progresses through distinct stages, each characterized by specific brain wave patterns and physiological responses ranging from wakefulness to stages of non-rapid eye movement, known as non-REM, to rapid eye movement, referred to as REM. Understanding these stages helps in recognizing how sleep supports various bodily and cognitive functions.
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Understanding Sleep01:11

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Sleep, an essential biological state, involves significant reductions in physical activity, sensory awareness, and interaction with the environment. This complex physiological process is primarily regulated by specific brain regions, notably the hypothalamus and pons, which govern the sleep-wake cycle or circadian rhythm.
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Sleepwalking and Sleep Talking01:17

Sleepwalking and Sleep Talking

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Somnambulism, commonly known as sleepwalking, involves individuals engaging in activities ranging from simple walking to more complex behaviors such as driving. Sleepwalking typically occurs during the slow-wave sleep stages 3 and 4 early in the night when the person is not dreaming, contradicting the myth that sleepwalkers are acting out their dreams.
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Substance Use Disorders Affecting Sleep01:24

Substance Use Disorders Affecting Sleep

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Substance use disorders involve a pattern of using drugs more extensively than intended and continuing use despite harmful consequences. This includes legal substances like alcohol and nicotine, as well as illegal drugs. These disorders often involve both physical and psychological dependence, reflecting compulsive use of substances that significantly alter thoughts, feelings, and behaviors, contributing to a major public health issue.
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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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[Obstructive sleep apnea-hypopnea and stroke].

Matías Otto-Yáñez1,2,3, Rodrigo Torres-Castro1,3, Joaquín Nieto-Pino2,4

  • 1Centro de Estudios Integrados en Neurorrehabilitación, Clínica Los Coihues, Chile.

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Obstructive sleep apnea-hypopnea syndrome is a significant risk factor for stroke. Investigating and treating this sleep disorder in stroke patients may improve outcomes, though more research is needed.

Keywords:
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Area of Science:

  • Neurology
  • Sleep Medicine
  • Cardiovascular Science

Background:

  • Stroke is a leading cause of death and disability globally.
  • Obstructive sleep apnea-hypopnea syndrome (OSAHS) is an independent risk factor for stroke.
  • Investigating and treating OSAHS is recommended for stroke patients.

Purpose of the Study:

  • To review the current literature on OSAHS in stroke patients.
  • To discuss the epidemiology, pathophysiology, clinical assessment, and treatment of OSAHS in this population.

Main Methods:

  • Literature review of studies on OSAHS and stroke.
  • Synthesis of evidence regarding mechanisms linking OSAHS and stroke.
  • Evaluation of current treatment strategies, including positive airway pressure therapy.

Main Results:

  • Mechanisms linking OSAHS and stroke include oxidative stress, altered cerebral blood flow, autonomic dysfunction, hypercoagulability, patent foramen ovale, hypertension, and arrhythmias.
  • Continuous positive airway pressure (CPAP) therapy shows promise for stroke patients with OSAHS.

Conclusions:

  • OSAHS is strongly associated with stroke.
  • Further randomized clinical trials are necessary to solidify the role of CPAP therapy in stroke management.
  • Comprehensive assessment and treatment of OSAHS are crucial for stroke patients.