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Heart Attack

Heart Attack

Myocardial infractions

Coronary arteries are blood vessels that deliver oxygenated blood to the heart. All muscles in the heart require oxygen to operate correctly. When there is restriction of blood flow to the heart, the coronary arteries become blocked or narrowed. When the heart cannot get oxygen, the heart muscle is damaged and heart attacks occur. A heart attack is also known as a myocardial infraction. The symptoms of a heart attack can vary, but is commonly described as squeezing, burning, tightness, and pressure across the chest. This discomfort may also radiate to the left arm, neck and jaw. Nausea, vomiting and dizziness are other symptoms that heart attacks may include. Once a patient has a heart attack, they may undergo a complex surgical procedure. This procedure consists of three components, a cardiac catheterization, a coronary angioplasty, and a triple vein coronary artery bypass graft (CABG).
	In order to determine the proper treatment, first the doctor must determine the extent of damage to the heart. There are a variety of tests that are available, but the most common procedure is a cardiac catheterization. A cardiac catheterization is performed in a special lab under local anesthetic and sterile conditions. A catheter tube is

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