Coronary Heart Disease (cont.)
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Coronary Heart Disease Causes and Symptoms
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Coronary heart disease is caused by any problem with the coronary arteries that keeps the heart from getting enough oxygen- and nutrient-rich blood. The most common cause by far is atherosclerosis. Lack of sufficient blood is called ischemia, so coronary heart disease is sometimes called ischemic heart disease.
The cause of coronary heart disease is related to multiple risk factors. The following are the most common:
Coronary Heart Disease Symptoms
The most devastating sign of coronary heart disease is abrupt, unexpected cardiac arrest.
More common symptoms of coronary heart disease include the following. No one person usually has all of these symptoms.
Silent ischemia is a condition in which no symptoms occur even though an electrocardiogram (ECG, or heart tracing) and/or other tests show evidence of ischemia. Arteries may be blocked 50% or more without causing any symptoms.
Medically Reviewed by a Doctor on 12/15/2015
Vibhuti N Singh, MD, MPH, FACC, FSCAI
Alan D Forker, MD
Francisco Talavera, PharmD, PhD
Michael E Zevitz, MD
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