GLOSSARY

GlossaryAneurysm

Aneurysm is an area of weakened blood vessel wall that bulges out. Aneurysm can be life-threatening as it can rupture.

Angina Pectoris (Angina, Chest Pain)

Angina Pectoris (Angina, chest pain) is pain or discomfort in the chest. It is your heart's way of telling you that it is not getting enough blood and oxygen. It is a warning sign of coronary artery disease and is usually the result of narrowing of coronary artery(ies) or vasospasm (a sudden squeezing).

Aorta

Aorta is the biggest blood vessel in the body. It originates from the top of the heart and goes down to the abdomen. Aorta receives blood from the heart and sends blood to the rest of the body via the arterial system.

Cardiomyopathy

Cardiomyopathy is a condition in which the heart is enlarged, resulting in damaged and overall weak heart muscle. Some of the causes of cardiomyopathy are uncontrolled high blood pressure, viral illness or infection, heavy alcohol consumption. Symptoms of cardiomyopathy may include fatigue, shortness of breath, and angina.

Carotid Arteries

These are blood vessels in both sides of the neck. They supply blood to the brain.

Congestive Heart Failure

Congestive Heart Failure is a condition in which the heart is unable to pump enough blood to provide good circulation. As a result blood may back up into the lungs or legs. Coronary artery disease, heart attack, high blood pressure, heart valve disorders, or cardiomyopathy may cause congestive heart failure. Symptoms of congestive heart failure may include shortness of breath, fatigue, unexplained weight gain, or fluid build-up throughout the body. Fluid build-up could result in swelling of legs and arms.

Coronary Arteries

Network of blood vessels supplying oxygen-rich blood to heart muscle. The three major coronary arteries are Left Anterior Descending (LAD), Left Circumflex (LCX) and Right Coronary Artery (RCA).

Coronary Artery Disease

Coronary Artery Disease involves the build-up of cholesterol and other material within the walls of the coronary arteries, which leads to the formation of a plaque (atherosclerosis). Cholesterol is a type of fat. If there is too much cholesterol in your blood, it can stick to the walls of your arteries. The lumen (inside diameter) of the coronary artery narrows as plaque is formed within the wall. This reduces blood flow and decreases the delivery of blood and oxygen to the heart muscle. The result is similar to that of a clogged drain pipe. Coronary artery disease develops over many years, sometimes even starting in childhood. Over time, the narrowing may progress until the artery is completely blocked and resulting in a heart attack.

Dissection

Blood vessel wall is made up of three layers. Dissection means that the layers are peeling away from each other. Dissection can be life-threatening.

Heart Attack (Myocardial Infarction)

When a coronary artery becomes completely blocked, blood and oxygen supply to the heart muscle is cut off. This results in a heart attack, which may lead to permanent damage of the heart muscle. The medical term for heart attack is Myocardial Infarction. A heart attack occurs when a plaque breaks open and/or a blood clot develops, leading to a complete blockage of the coronary artery. Symptoms may include one or more of the following: angina, nausea and/or vomiting, sweating, indigestion, exhaustion, and a feeling of impending doom or "just not feeling right".

Heart Valve Disorder

The heart has four valves that open and close to keep blood flowing in the proper direction. When one or more valves are not operating properly, blood flow is affected. As a result pressure to the heart muscle is increased. Common causes of valve disorders are infection, high blood pressure and the normal aging process. Symptoms may include shortness of breath, fatigue, and swollen ankles.

Peripheral Vascular Disease (PVD)

This is a condition where blood vessels supporting the arms and legs are narrowed or hardened. This reduces the blood flow to arms and legs causing pain (claudication).

Pulmonary Arteries

These are blood vessels in the lungs. They supply blood to the lungs and help to maintain proper lung function.

Pulmonary Embolism

Pulmonary embolism is a condition when a blood clot develops (usually in other parts of the body) and travels to the lung. It can cut off blood supply to a part of the lung.

Renal Arteries

These are blood vessels in the kidneys. They supply blood to the kidneys and help to maintain proper kidney function.

Stroke (CerebroVascular Accident, Brain Attack)

Stroke is a result of either blockage of an artery in the brain or bleeding from an artery into the brain tissue. A stroke may occur without warning, or there may be symptoms leading to a stroke. Symptoms may include having trouble talking, feeling dizzy, having blurred vision, or unable to move one side of the body.

 
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