Rosalyn Carson-DeWitt, MD
Cholesterol is a type of lipid in the blood. High cholesterol is an abnormally high level of cholesterol in the blood.
There are different types of cholesterol in your blood including:
Causes of high cholesterol include:
The risk of high cholesterol increases with age. It is more common in men. It is also more common in women after menopause.
Factors that may increase your risk of high cholesterol include:
It is rare for high cholesterol to cause symptoms. However, high cholesterol can increase your risk of
atherosclerosis. This is a dangerous hardening of the arteries. It can block the flow of blood. Some complications of atherosclerosis include:
Some people with high cholesterol may also have cholesterol deposits in tendons, under the eyes, or in the eye.
You will be asked about your symptoms and medical history. A physical exam will be done. You will be asked about factors that may increase your risk of heart disease or stroke.
A blood test will also be done. Blood will be sent to a lab to measure lipid levels in your blood. Tests may include:
Other tests may be done to look for other conditions that can be associated with high cholesterol levels.
Talk to your doctor about the best treatment plan for you. Treatment is aimed at decreasing your LDL cholesterol levels and decreasing your risk for heart disease and stroke. Options include:
Talk to your doctor about the best meal plan for you.
Consider the following changes:
You may be prescribed
to help lower your cholesterol. Statins have been shown to reduce mortality,
heart attacks, and stroke.
These medications are best used as additions to diet and exercise. They should not be use in place of healthy lifestyle changes.
To help reduce your chance of getting high cholesterol, follow the
lifestyle and nutrition changes
American Heart Association
National Heart, Lung, and Blood Institute
Canadian Cardiovascular Society
Heart and Stroke Foundation of Canada
Cholesterol. American Heart Association
website. Available at:
http://www.heart.org/HEARTORG/Conditions/Cholesterol/Cholesterol_UCM_001089_SubHomePage.jsp. Accessed January 26, 2015.
Hypercholesterolemia. EBSCO DynaMed website. Available at:
http://www.ebscohost.com/dynamed. Updated December 31, 2014. Accessed January 26, 2015.
Lipid-lowering pharmacotherapy overview. EBSCO DynaMed website. Available at:
http://www.ebscohost.com/dynamed. Updated December 18, 2014. Accessed January 26, 2015.
Third report of the expert panel on detection, evaluation, and treatment of high blood cholesterol in adults (Adult Treatment Panel III). National Cholesterol Education Program website. Available at:
http://www.nhlbi.nih.gov/guidelines/cholesterol/index.htm. Updated 2004. Accessed January 26, 2015.
What is cholesterol? National Heart, Lung, and Blood Institute
website. Available at:
http://www.nhlbi.nih.gov/health/health-topics/topics/hbc/. Updated September 19, 2012. Accessed January 26, 2015.
12/14/2009 DynaMed's Systematic Literature Surveillance
http://www.ebscohost.com/dynamed: Ferdowsian HR, Barnard ND. Effects of plant-based diets on plasma lipids.
Am J Cardiol. 2009;104(7):947-956.
8/27/2013 DynaMed's Systematic Literature Surveillance
http://www.ebscohost.com/dynamed: Hartley L, Flowers N, Holmes J, et al. Green and black tea for the primary prevention of cardiovascular disease. Cochrane Database Syst Rev. 2013 Jun 18;6:CD009934.
Last reviewed January 2015 by Marcin Chwistek, MD
Please be aware that this information is provided to supplement the care provided by your physician. It is neither intended nor implied to be a substitute for professional medical advice. CALL YOUR HEALTHCARE PROVIDER IMMEDIATELY IF YOU THINK YOU MAY HAVE A MEDICAL EMERGENCY. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with any questions you may have regarding a medical condition.
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