heart

How Is a CT Coronary Angiography Done?

What is coronary CT angiography? Coronary computerized tomography angiography (CCTA) is a heart scan or imaging test that helps diagnose plaque buildup and consequent narrowing of the coronary arteries (the blood vessels that supply the heart).  During a CCTA scan, you may receive an iodine-containing material (contrast) as an intravenous injection to ensure the best …

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Omega-3 Fatty Acid Benefits, Uses & Foods Rich in Omega-3s

What are omega-3 fatty acids? Share Your Story Certain foods are high in omega-3 fatty acids. Fatty acids consist of chains of carbon atoms linked together by chemical bonds. On one end (terminal) of the carbon chain is a methyl group (a cluster of carbon and hydrogen atoms). On the other terminal is a carboxyl group (a cluster of carbon, …

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How Is Coronary Artery Bypass Graft Performed?

What is coronary artery bypass grafting? Coronary artery bypass grafting (CABG) is a surgery that helps create adequate blood flow to the heart by using healthy blood vessels harvested from some other sites (e.g., leg, arm, or chest) to bypass the flow of blood from the site of the blockage. Coronary artery bypass grafting (CABG) is a surgery performed in …

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What Does an Echocardiogram Test For? Heart Conditions

What is an echocardiogram? EKG helps the doctor diagnose various heart conditions. An echocardiogram (EKG) is a painless test that uses ultrasound to show the structure and function of the heart muscle. The ultrasound waves create pictures of the heart so the doctor can diagnose any abnormalities of the heart. What does an echocardiogram test for? An echocardiogram checks how the heart’s …

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What Is the Difference Between Left and Right Heart Catheterization?

What is cardiac catheterization? Cardiac catheterization, also known as cardiac cath or heart cath, is a procedure to examine the functioning of the heart. A thin, narrow tube called a catheter is inserted into a blood vessel of an arm or a leg, and is guided to the arteries of the heart using an X-ray camera. The doctor then injects contrast …

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What Are the Signs of a Heart Attack in Women? 4 Silent Signs

What are the warning signs of a heart attack in a woman? Many women think that the typical signs of a heart attack like crushing chest pain and shortness of breath can be easily recognized and cannot be missed. Heart disease is the number one cause of death among women in the United States, with one out of every three …

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What Does the MTHFR Gene Mutation Cause? Symptoms

What is methylenetetrahydrofolate reductase (MTHFR)? There are two common MTHFR mutations, known as C677T and A1298C. The term MTHFR stands for methylenetetrahydrofolate reductase. MTHFR is an enzyme that breaks down the amino acids' homocysteine and folate. Homocysteine is an amino acid that works to maintain the body’s cells. Folate is one of the B-vitamins needed to make red and white …

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What Is the Difference Between Atherosclerosis and Arteriosclerosis?

What is atherosclerosis? Atherosclerosis is a disease of blood vessels. In this condition, the innermost layer of the blood vessels (endothelium) is constricted by the deposition of fat, calcium and cellular debris. Atherosclerosis leads to the narrowing of the artery, which in turn reduces the flow of blood passing through it. The reduced blood flow results in a depletion of …

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What Are the 4 Stages of Congestive Heart Failure? Signs

What is congestive heart failure? The four stages of congestive heart failure depending on the functional capabilities of the heart. Congestive heart failure is a severe progressive condition that affects the pumping power of heart muscles. Because of decreased cardiac output, the organs get inadequate blood, oxygen, and nutrients. Congestive heart failure usually affects the lungs, heart, and kidneys. A …

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What Does a Cardiologist Do?

Who is a cardiologist? A cardiologist specializes in finding, preventing, and treating the diseases of the heart and blood vessels (cardiovascular diseases). A cardiologist is a doctor with special training in diagnosing, treating, and preventing the diseases of the heart and blood vessels. Cardiologists obtain extensive education and training. This includes four years of medical school and three years of …

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