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相关概念视频

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.
Sleep deprivation is a more severe form of sleep loss...
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Sleep-Wake Cycles01:24

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Sleep is an essential physiological process vital to maintaining overall well-being. The reticular activating system (RAS), a network of neurons in the brainstem, regulates wakefulness and sleep. While it may seem passive, sleep consists of distinct cycles, each with its unique characteristics and functions. Two key sleep phases are non-rapid eye movement (NREM) and  rapid eye movement (REM).
NREM Sleep
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Treatment for Pulmonary Arterial Hypertension: Oxygen Therapy for Respiratory Failure01:16

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Oxygen therapy has emerged as a significant tool in enhancing the quality of life for patients suffering from pulmonary arterial hypertension (PAH). While this therapy has principally been studied on patients with significant hypoxemia, this therapeutic approach helps prevent potential organ damage and can be administered in the comfort of one's home.
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Chronic obstructive pulmonary isease (COPD) involves a group of progressive lung disorders characterized by persistent airflow limitation and chronic respiratory symptoms. Asthma-COPD Overlap Syndrome (ACOS), encompassing features of both asthma and Chronic obstructive pulmonary disease (COPD), is a group of progressive lung disorders that includes chronic bronchitis, emphysema, and refractory (non-reversible) asthma. ACOS leads to complex clinical presentations that combine the inflammatory...
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阻塞性睡眠呼吸暂停综合征减弱了高密度脂蛋白功能.

Yasuhiro Endo1, Manami Teramoto2, Junko Arakawa2

  • 1Division of Anti-aging and Vascular Medicine, Department of Internal Medicine, National Defense Medical College, Saitama, Japan (Drs Endo, Teramoto, Arakawa, Suenaga, Sasaki, and Ikewaki); Division of Environmental Medicine, National Defense Medical College Research Institute, 3-2 Namiki, Tokorozawa, Saitama, Japan (Dr Endo).

Journal of clinical lipidology
|September 18, 2024
PubMed
概括

阻塞性睡眠呼吸暂停 (OSA) 损害高密度脂蛋白 (HDL) 功能,由降低胆固醇排泄能力 (CEC) 表示. 增加的ORM1水平可能有助于这种功能障碍,尽管CPAP治疗没有改善CEC.

关键词:
它们是阿波利波蛋白.胆固醇/外流容量是指胆固醇的脂质 脂质 是一种脂质 / 排泄物脂质蛋白是一种脂质蛋白.

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科学领域:

  • 心血管疾病研究研究
  • 睡眠医学 睡眠医学
  • 脂质新陈代谢和动脉样硬化

背景情况:

  • 阻塞性睡眠呼吸暂停 (OSA) 是心血管疾病的重要危险因素.
  • 高密度脂蛋白 (HDL) 具有抗atherogenic特性,包括胆固醇外流能力 (CEC).
  • 在冠状动脉疾病患者中,HDL蛋白质组发生变化.

研究的目的:

  • 为了调查OSA是否会改变HDL蛋白质组,从而损害HDL功能.
  • 为了确定持续的正气道压力 (CPAP) 治疗是否可以缓解OSA诱导的HDL功能障碍.

主要方法:

  • 一项横截面研究招募了115名怀疑患有OSA的患者.
  • 一项干预性研究包括34名中度至重度OSA患者,他们接受了12周的CPAP治疗.
  • 在10名OSA患者中进行了HDL蛋白质组分析;测量了CEC和血清中小胞体1 (ORM1) 水平.

主要成果:

  • 与非SAS患者相比,患有睡眠呼吸暂停综合征 (SAS;呼吸暂停-呼吸暂停指数[AHI] ≥ 5) 的患者表现出明显较低的CEC (AHI < 5).
  • 最小脉冲氧和 (MinSpO2) 与CEC正相关.
  • CPAP治疗没有显著改变CEC;高的ORM1水平与CEC相反相关,独立于HDL胆固醇和C反应蛋白.

结论:

  • 在患有OSA的患者中,HDL功能,特别是CEC功能受损.
  • 在这个研究队列中,CPAP治疗没有改善CEC.
  • 改变的HDL蛋白质组,以增加的ORM1为特征,与OSA患者的HDL功能受损有关.