Chest Pain Glossary of Terms

The following are health and medical definitions of terms that appear in the Chest Pain article.

Abdomen: The belly, that part of the body that contains all of the structures between the...

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Abdominal: Relating to the abdomen, the belly, that part of the body that contains all of ...

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Abdominal pain: Pain in the belly. Abdominal pain can be acute or chronic. It may reflect ...

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Angina: Chest pain due to an inadequate supply of oxygen to the heart muscle. The pain is ...

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Angina pectoris: Chest pain due to an inadequate supply of oxygen to the heart muscle. The...

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Angiography: A procedure performed to view blood vessels after injecting them with a radio...

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Angioplasty: Procedure with a balloon-tipped catheter to enlarge a narrowing in a coronary...

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Anxiety: A feeling of apprehension and fear, characterized by physical symptoms such as pa...

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Aorta: The largest artery in the body, the aorta arises from the left ventricle of the he...

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Aortic: Pertaining to the aorta, the largest artery in the body.

Aortic dissection: A progressive tear in the aorta. The inner lining (intima) of the aorta...

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Aortic stenosis: Narrowing (stenosis) of the aortic valve, the valve between the left vent...

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Arms: An appendage in anatomy and in clinical trials. See: Arm.

Artery: A vessel that carries blood high in oxygen content away from the heart to the far...

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Atherosclerosis: A process of progressive thickening and hardening of the walls of medium-...

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Blood count: The calculated number of white or red blood cells (WBCs or RBCs) in a cubic m...

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Bypass: An operation in which a new pathway is created for the transport of substances in ...

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Cardiac: Having to do with the heart.

Cardiomyopathy: Disease of the heart muscle (myocardium).

CBC: A commonly used abbreviation in medicine that stands for complete blood count, a set...

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Chest: The area of the body located between the neck and the abdomen. The chest contains t...

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Chest pain: Pain in the chest that can be a result of many things, including angina, heart...

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Chest X-ray: A type of X-ray commonly used to detect abnormalities in the lungs. A chest X...

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Cholecystitis: Inflammation of the gallbladder. Cholecystitis is a complication of gallsto...

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Cocaine: A substance derived from the leaves of the coca plant that is a bitter, addictive...

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Collapsed lung: Failure of full expansion of a once fully expanded lung. Medically cal...

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Complete blood count: A set values of the cellular (formed elements) of blood. These meas...

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Coronary angiography: The most accurate method (the "gold standard") for evaluating and de...

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Coronary arteries: The vessels that supply the heart muscle with blood rich in oxygen. The...

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Coronary artery disease: Impedance or blockage of one or more arteries that supply blood t...

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Coronary bypass: A bypass of a plaque within a coronary artery using part of a vein as a g...

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Cough: A rapid expulsion of air from the lungs, typically in order to clear the lung airwa...

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Diabetes: Refers to diabetes mellitus or, less often, to diabetes insipidus. Diabetes mell...

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Dissection: The process of cutting apart or separating tissue as, for example, in the stud...

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Echocardiography: Echocardiography is a diagnostic test which uses ultrasound waves to mak...

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Electrocardiogram: A recording of the electrical activity of the heart. Abbreviated ECG an...

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Embolism: The obstruction of a blood vessel by a foreign substance or a blood clot that tr...

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Emergency department: The department of a hospital responsible for the provision of medica...

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Esophagus: The tube that connects the pharynx (throat) with the stomach. The esophagus lie...

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Fiber: The parts of fruits and vegetables that cannot be digested. Fiber is of vital impor...

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Fracture: A break in bone or cartilage. Although usually a result of trauma, a fracture ca...

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Gastric: Having to do with the stomach.

Gastritis: Inflammation of the stomach.

GERD: Gastroesophageal reflux disease.

Heart: The muscle that pumps blood received from veins into arteries throughout the body. ...

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Heart muscle: A type of muscle with unique features only found in the heart. The heart mus...

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Heartburn: An uncomfortable feeling of burning and warmth occurring in waves rising up be...

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Hernia: A general term referring to a protrusion of a tissue through the wall of the cavit...

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Hiatal: Pertaining to an hiatus, an opening.

Hiatal hernia: An anatomical abnormality in which part of the stomach protrudes up through...

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Hypercholesterolemia: High blood cholesterol. This can be sporadic (occurring with no fami...

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Hypertension: High blood pressure, defined as a repeatedly elevated blood pressure exceedi...

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Hyperthyroid: Having an excessive amount of thyroid hormone resulting from an overactive t...

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Indicate: In medicine, to make a treatment or procedure advisable because of a particular ...

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Intervention: The act of intervening, interfering or interceding with the intent of modify...

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Jaw: The movable junction of the bones below the mouth (the mandible) and the bone just ab...

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Lightheadedness: A feeling you are "going to faint." Lightheadedness is medically distinc...

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Lupus: A chronic inflammatory disease that is caused by autoimmunity. Patients with lupus ...

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Marfan syndrome: An inherited disorder of connective tissue that is characterized by abnor...

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Metabolic: Relating to metabolism, the whole range of biochemical processes that occur wit...

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Mitral valve: A valve in the heart that is situated between the left atrium and the left v...

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Muscle: Muscle is the tissue of the body which primarily functions as a source of power. T...

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Nausea: Stomach queasiness, the urge to vomit. Nausea can be brought on by many causes, in...

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Neck: The part of the body joining the head to the shoulders. Also, any narrow or constric...

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Oxygen: The odorless gas that is present in the air and necessary to maintain life. Oxygen...

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Pain: An unpleasant sensation that can range from mild, localized discomfort to agony. Pa...

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Perfusion: A chemotherapy technique that may be used when melanoma occurs on an arm or leg...

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Pericarditis: Inflammation of the lining around the heart (the pericardium) that causes ch...

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Pleurisy: Inflammation of the pleurae, the membranes surrounding the lungs. Symptoms inclu...

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Pneumonia: Inflammation of one or both lungs, with dense areas of lung inflammation. Pneum...

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Pneumothorax: Free air in the chest outside the lung. Pneumothorax can occur spontaneously...

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Polyarteritis nodosa: An autoimmune disease that is characterized by spontaneous inflammat...

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Pregnant: The state of carrying a developing fetus within the body.

Prognosis: The forecast of the probable outcome or course of a disease; the patient's chan...

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Pulmonary: Having to do with the lungs.

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Pulmonary embolism: Sudden closure of a pulmonary artery or one of its branches, caused by...

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Recurrent: Appearing or occurring again. For example, a recurrent fever is a fever that ha...

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Reflux: The term used when liquid backs up into the esophagus from the stomach.

Respiration: The act of inhaling and exhaling air in order to exchange oxygen for carbon d...

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Rib: One of the 12 paired arches of bone that form the skeletal structure of the chest wal...

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Rib cage: The structure formed by the thoracic vertebrae and ribs, the sternum (breastbone...

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Scintigraphy: A diagnostic test in which a two-dimensional picture of a body radiation sou...

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Scleroderma: A disease of connective tissue that causes scar tissue (fibrosis) to form in ...

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Sensation: In medicine and physiology, sensation refers to the registration of an incoming...

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Shingles: An acute infection caused by the herpes zoster virus, the same virus as causes c...

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Shortness of breath: Difficulty in breathing. Medically referred to as dyspnea. Shortness ...

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Spasm: A brief, automatic jerking movement. A muscle spasm can be quite painful, with the ...

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Stenosis: A narrowing. For example, aortic stenosis is a narrowing of the aortic valve in ...

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Strain: 1. An injury to a tendon or muscle resulting from overuse or trauma. 2. A heredita...

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Stress: In a medical or biological context stress is a physical, mental, or emotional fact...

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Stress echocardiography: A supplement to the routine exercise cardiac stress test. During ...

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Surgery: The branch of medicine that employs operations in the treatment of disease or inj...

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Symptom: Any subjective evidence of disease. In contrast, a sign is objective. Blood comin...

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Syndrome: A combination of symptoms and signs that together represent a disease process.

Trauma: A physical or emotional injury.

Tumor: An abnormal mass of tissue. Tumors are a classic sign of inflammation, and can be ...

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X-ray: High-energy radiation with waves shorter than those of visible light. X-ray is used...

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