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相关概念视频

Atherosclerosis III: Management01:26

Atherosclerosis III: Management

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Management of atherosclerosis involves an integrated strategy encompassing pharmacological treatment, surgical interventions, lifestyle changes, and nutrition therapy to address the multifactorial nature of the disease.Pharmacological TherapyA cornerstone of atherosclerosis management is the use of pharmacological agents. Statins, such as atorvastatin, are pivotal in inhibiting HMG-CoA reductase, an enzyme that catalyzes an initial step in cholesterol synthesis in the liver. This reduction in...
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Blood Studies for Cardiovascular System III: Serum Lipid Profile01:25

Blood Studies for Cardiovascular System III: Serum Lipid Profile

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Understanding serum lipids is crucial for maintaining cardiovascular health and preventing heart disease and stroke.
Serum lipids are fats and fatty substances in the blood and are crucial for various bodily functions, including energy storage, cellular structure, and hormone production. Serum lipids consist of cholesterol, triglycerides, and phospholipids.
Cholesterol is a soft, fat-like substance found in all body cells. It is crucial for producing hormones, vitamin D, and substances that aid...
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Lipid-Lowering Drugs: Statins and Miscellaneous Agents01:20

Lipid-Lowering Drugs: Statins and Miscellaneous Agents

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Hyperlipidemia, a medical condition often referred to as high cholesterol, is characterized by abnormally elevated levels of lipids in the bloodstream. When present in excess, these lipids, specifically cholesterol and triglycerides, can lead to serious health complications, often involving cardiovascular diseases. Illnesses like atherosclerosis, heart attacks, and pancreatitis have all been linked to untreated hyperlipidemia. This means controlling and regulating cholesterol and triglyceride...
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Lipids: Dietary Sources and Requirements01:18

Lipids: Dietary Sources and Requirements

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Lipids are an essential component of a balanced human diet. Triglycerides, which make up the majority of dietary lipids, are found in both saturated fats—commonly present in meat, dairy products, and certain tropical plants like coconut, and hydrogenated oils such as margarine and baking shortenings (trans fats)—and unsaturated fats, which are abundant in seeds, nuts, olive oil, and most vegetable oils. The main sources of cholesterol include egg yolks, various meats and organ...
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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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Cholesterol: Significance and Regulation01:29

Cholesterol: Significance and Regulation

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Although not a source of energy, cholesterol plays a significant role as a foundational structure for bile salts, steroid hormones, and vitamin D, as well as being a crucial component of plasma membranes. Approximately 15% of blood cholesterol is derived from our diet, with the remainder synthesized from acetyl CoA by the liver and intestines. Cholesterol is eliminated from the body through its conversion into bile salts, which are eventually discarded in the feces.
Considering cholesterol and...
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Cell-free Biochemical Fluorometric Enzymatic Assay for High-throughput Measurement of Lipid Peroxidation in High Density Lipoprotein
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低HDL-挑战的挑战

Shereif H Rezkalla1, Robert A Kloner2

  • 1Emeritus Physician, Marshfield Clinic Health System, 1000 North Oak Avenue, Marshfield, WI 54449, and Adjunct Professor of Medicine, University of Wisconsin, School of Medicine; E-mail: rezkalla.shereif@marshfieldclinic.org rezkalla.shereif@marshfieldclinic.org.

Clinical medicine & research
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概括
此摘要是机器生成的。

低高密度脂蛋白 (HDL) 会增加冠状动脉疾病的风险. 生活方式的改变和他类药物可以适度地提高HDL,但向药物失败了,这表明积极的低密度脂蛋白 (LDL) 降低是关键.

关键词:
动脉样性血管疾病是一种动脉样性血管疾病.脱脂血症是什么意思 脱脂血症是什么意思增加了LDL的水平.较低的高密度胆固醇水平 (HDL)管理 管理 管理 管理

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科学领域:

  • 心脏病学 心脏病学
  • 代谢综合征是代谢综合征的一种.
  • 脂质代谢 脂质代谢是什么

背景情况:

  • 高密度脂蛋白 (HDL) 通过逆胆固醇运输去除低密度脂蛋白 (LDL),并具有抗炎/抗氧化特性.
  • 较低的HDL水平是冠状动脉疾病 (CAD) 的独立风险因素.
  • 低HDL的管理包括改变生活方式,控制代谢综合征和炼.

研究的目的:

  • 审查目前管理低高密度脂蛋白 (HDL) 水平的策略.
  • 为了评估药理干预措施的有效性,旨在提高HDL水平和功能.
  • 确定低HDL和心血管风险增加的患者的最佳方法.

主要方法:

  • 对临床指导方针和关于高血脂管理的里程碑研究的审查.
  • 对针对高脂的药理干预措施的分析,包括胆固醇转移蛋白 (CETP) 抑制剂和阿波利波蛋白A1输液.
  • 评估生活方式的改变,戒烟,以及对HDL水平的他类药物治疗影响.

主要成果:

  • 改变生活方式,如戒烟,可以使HDL水平提高5-10%.
  • 达丁类药物治疗可使HDL增加至少5%,同时降低LDL.
  • 通过CETP抑制 (dalcetrapib,evacetrapib,anacetrapib) 或阿波利波蛋白A1输液来提高HDL的药理试验在大型试验中显示出有限或没有临床益处.

结论:

  • 目前的药理策略显著增加HDL和改善心血管结果一直没有成功.
  • 积极降低低密度脂蛋白 (LDL) 可能是低高密度脂蛋白患者最有效的策略.
  • 建议采用包括生活方式改变和最佳的LDL降低在内的综合方法来管理由于低HDL而面临风险的患者.