Guidelines for the diagnosis and management of heterozygous familial hypercholesterolemia

Fernando Civeira1,

  • 1Lipid Unit, Hospital Universitario Miguel Servet, Avda Isabel La Católica 1-3, 50009 Zaragoza, Spain. civeira@unizar.es

Atherosclerosis
|June 5, 2004
PubMed

Insights

Familial hypercholesterolemia (FH) is a genetic disorder causing high LDL cholesterol and early heart disease. Early identification and treatment are crucial for preventing cardiovascular events in FH patients.

Area of Science:

  • Cardiovascular Medicine
  • Genetics
  • Metabolic Disorders

Background:

  • Familial hypercholesterolemia (FH) is a genetic disorder affecting lipoprotein metabolism.
  • It leads to extremely high low-density lipoprotein cholesterol (LDLc) levels, tendon xanthomas, and a significantly increased risk of premature coronary heart disease (CHD).
  • FH affects 10 million people globally, with heterozygotes being the majority, facing a high likelihood of coronary events before age 65 without intervention.

Purpose of the Study:

  • To address the diagnostic and management challenges physicians face with heterozygous FH (heFH).
  • To provide expert recommendations for the identification and treatment of heFH.
  • To fill the gap left by general population guidelines that exclude specific FH recommendations.

Main Methods:

  • Development of expert guidelines for heterozygous FH (heFH).
  • Focus on answering key clinical questions regarding diagnosis and management.
  • International expert consensus on best practices.

Main Results:

  • FH is a significant global public health issue requiring targeted strategies.
  • Early identification and treatment are vital for preventing premature cardiovascular disease (CVD) and mortality in FH individuals.
  • Existing general guidelines do not adequately cover FH, necessitating specialized recommendations.

Conclusions:

  • Specialized guidelines are essential for the diagnosis and management of FH.
  • Proactive identification and early intervention can mitigate the high cardiovascular risk associated with FH.
  • Addressing FH requires a dedicated approach beyond general cardiovascular disease prevention strategies.

Related Concept Videos

Atherosclerosis III: Management01:26

Atherosclerosis III: Management

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...
Coronary Artery Disease IV: Preventive Measures01:26

Coronary Artery Disease IV: Preventive Measures

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...
Lipid-Lowering Drugs: Statins and Miscellaneous Agents01:20

Lipid-Lowering Drugs: Statins and Miscellaneous Agents

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...
Lipids: Dietary Sources and Requirements01:18

Lipids: Dietary Sources and Requirements

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 meats, shellfish,...
Cholesterol: Significance and Regulation01:29

Cholesterol: Significance and Regulation

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...
Atherosclerosis II: Clinical Manifestations and Diagnostic Tests01:27

Atherosclerosis II: Clinical Manifestations and Diagnostic Tests

Atherosclerosis is a progressive disorder that leads to the thickening and narrowing of arterial walls due to plaque buildup. This condition can cause various symptoms depending on the arteries affected:Coronary Artery Disease (CAD): This condition affects the coronary arteries and may lead to chest pain (angina), shortness of breath (dyspnea), heart attacks, and other heart disease symptoms.Cerebrovascular Disease: This affects blood flow to the brain, causing transient ischemic attacks (TIAs)...