Coronary artery disease

 Coronary artery disease is also known as ischemic heart disease (IHD), atherosclerotic heart disease, atherosclerotic cardiovascular disease, and coronary heart disease

 It is a group of diseases that includes: stable angina, unstable angina, myocardial infarction, and sudden coronary death.

 It is within the group of cardiovascular diseases of which it is the most common type.

 A common symptom is chest pain or discomfort which may travel into the shoulder, arm, back, neck, or jaw.

 Occasionally it may feel like heartburn.

 Usually symptoms occur with exercise or emotional stress, last less than a few minutes, and gets better with rest.

 Shortness of breath may also occur and sometimes no symptoms are present.

 The first sign is occasionally a heart attack.

 Other complications include heart failure or an irregular heartbeat.

 Risk factors include: high blood pressure, smoking, diabetes, lack of exercise, obesity, high blood cholesterol, poor diet, and excessive alcohol, among others.

 Other risks include depression.

 The underlying mechanism involves atherosclerosis of the arteries of the heart.

Tests:-

A number of tests may help with diagnoses including: electrocardiogram, cardiac stress testing, coronary computed tomographic angiography, and coronary angiogram, among others.

Prevention 

is by eating a healthy diet, regular exercise, maintaining a healthy weight and not smoking. Sometimes medication for diabetes, high cholesterol, or high blood pressure are also used