Arteriosclerosis / atherosclerosis

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Definition

By Mayo Clinic staff

Arteries are blood vessels that carry oxygen and nutrients from your heart to the rest of your body. Healthy arteries are flexible, strong and elastic. Over time, however, too much pressure in your arteries can make the walls thick and stiff — sometimes restricting blood flow to your organs and tissues. This process is called arteriosclerosis, or hardening of the arteries.

Atherosclerosis is a specific type of arteriosclerosis, but the terms are sometimes used interchangeably. Atherosclerosis refers to the buildup of fats in and on your artery walls (plaques), which can restrict blood flow. These plaques can also burst, causing a blood clot. Although atherosclerosis is often considered a heart problem, it can affect arteries anywhere in your body. Atherosclerosis is a preventable and treatable condition.

References
  1. Atherosclerosis. National Heart, Lung, and Blood Institute. http://www.nhlbi.nih.gov/health/dci/Diseases/Atherosclerosis/Atherosclerosis_All.html. Accessed April 30, 2010.
  2. Atherosclerosis. American Heart Association. http://www.americanheart.org/presenter.jhtml?identifier=4440. Accessed April 30, 2010.
  3. The seventh report of the Joint National Committee on Prevention, Detection, Evaluation, and Treatment of High Blood Pressure. National Heart, Lung, and Blood Institute. http://www.nhlbi.nih.gov/guidelines/hypertension/express.pdf. Accessed April 30, 2010.
  4. Executive summary of the Third Report of the National Cholesterol Education Program (NCEP) Expert Panel on Detection, Evaluation, and Treatment of High Blood Cholesterol in Adults (Adult Treatment Panel III). National Heart, Lung, and Blood Institute. http://www.nhlbi.nih.gov/guidelines/cholesterol/atp3xsum.pdf. Accessed April 19, 2010.
  5. Sanz J, et al. Imaging of atherosclerotic disease. Nature. 2008;451:953.
  6. Lopez L, et al. Lifestyle modification counseling for hypertensive patients: Results from the National Health and Nutrition Examination Survey 1999-2004. American Journal of Hypertension. 2009;22:325.
  7. Villegas R, et al. The cumulative effect of core lifestyle behaviours on the prevalence of hypertension and dyslipidemia. BMC Public Health. 2008;8:210.
  8. Appel LJ, et al. Dietary approaches to prevent and treat hypertension: A scientific statement from the American Heart Association. Hypertension. 2006;47:296.
  9. Natural medicines in the clinical management of hyperlipidemia. Natural Medicines Comprehensive Database. http://www.naturaldatabase.com. Accessed April 28, 2010.
  10. Natural medicines in the clinical management of hypertension. Natural Medicines Comprehensive Database. http://www.naturaldatabase.com. Accessed April 28, 2010.
DS00525 June 23, 2010

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