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Right Side Heart Failure Learning Center

A chest x-ray is an x-ray of the chest, lungs, heart, large arteries, ribs, and diaphragm.
Source:ADAM
Date:August 10, 2008
A chest x ray is a procedure used to evaluate organs and structures within the chest for symptoms of disease. Chest x rays include views of the lungs, heart, small portions of the gastrointestinal tract, thyroid gland and the bones of the chest ar...
Source:Gale Encyclopedia of Medicine
A chest x ray is a procedure used to evaluate organs and structures within the chest for symptoms of disease. Chest x rays include views of the lungs, heart, small portions of the gastrointestinal tract, thyroid gland, and the bones of the chest a...
Source:Gale Encyclopedia of Surgery
A chest x ray is a procedure used to evaluate organs and structures within the chest for symptoms of disease. Chest x rays include views of the lungs , heart , small portions of the gastrointestinal tract, and the bones of the chest area. X rays a...
Source:Gale Encyclopedia of Nursing and Allied Health
An electrocardiogram (ECG) is a test that records the electrical activity of the heart. See also: Holter monitoring; Stress test.
Source:ADAM
Date:May 2, 2009
Electrocardiography is a commonly used, noninvasive procedure for recording electrical changes in the heart. The record, which is called an electrocardiogram (ECG or EKG), shows the series of waves that relate to the electrical impulses that occur...
Source:Gale Encyclopedia of Surgery
The electrocardiography unit, also called an electrocardiograph, is an apparatus that indirectly measures the heart's electrical activity and records it as a graphic tracing.
Source:Gale Encyclopedia of Nursing and Allied Health
The electrocardiogram (ECG) displays important information about the heart, including the occurrence of a heart attack or lack of oxygen, whether conduction of the heartbeat is disturbed, or its rate or rhythm altered. It is useful as a rapid indi...
Source:Gale Encyclopedia of Public Health
During a physical examination, a health care provider studies a patient's body to determine the presence or absence of physical problems. A typical physical examination includes: Inspection (looking at the body; Palpation (feeling the body with ha...
Source:ADAM
Date:February 23, 2009
The health status of populations and of individuals is assessed for many reasons. Assessing needs for care helps guide the allocation of resources— diagnostic assessments guide treatment, prognostic assessments contribute to planning, and assessin...
Source:Gale Encyclopedia of Public Health
Stress echocardiography is a test that uses ultrasound imaging to determine how the heart muscles respond to stress. It is mainly used to diagnose and evaluate coronary artery disease.
Source:ADAM
Date:April 23, 2009
Coronary angiography is a procedure that uses a special dye (contrast material) and x-rays to see how blood flows through your heart.
Source:ADAM
Date:April 23, 2009
Auscultation is the method of listening to the sounds of the body during a physical examination.
Source:ADAM
Date:May 21, 2009
The multiple-gated acquisition (MUGA) scan is a non-invasive nuclear test that uses a radioactive isotope called technetium to evaluate the functioning of the heart's ventricles.
Source:Gale Encyclopedia of Medicine
The multiple-gated acquisition (MUGA) scan , also called a cardiac blood pool study, is a non-invasive nuclear medicine test that displays the distribution of a radioactive tracer in the heart . The images of the heart are obtained at intervals th...
Source:Gale Encyclopedia of Nursing and Allied Health
The multiple-gated acquisition (MUGA) scan, also called a cardiac blood pool study, is a non-invasive nuclear medicine test that enables clinicians to obtain information about heart muscle activity. The scan displays the distribution of a radioact...
Source:Gale Encyclopedia of Surgery
Cardiac catheterization involves passing a thin flexible tube (catheter) into the right or left side of the heart, usually from the groin or the arm.
Source:ADAM
Date:April 23, 2009
Cardiac catheterization (also called heart catheterization) is a diagnostic procedure which does a comprehensive examination of how the heart and its blood vessels function. One or more catheters is inserted through a peripheral blood vessel in th...
Source:Gale Encyclopedia of Medicine
Cardiac catheterization (also called heart catheterization) is a diagnostic and occasionally therapeutic procedure that allows a comprehensive examination of the heart and surrounding blood vessels . It enables the physician to take angiograms, re...
Source:Gale Encyclopedia of Nursing and Allied Health
An echocardiogram is a test that uses sound waves to create a moving picture of the heart. The picture is much more detailed than a plain x-ray image and involves no radiation exposure.
Source:ADAM
Date:May 15, 2009
Echocardiography is a diagnostic test that uses ultrasound waves to create an image of the heart muscle. Ultrasound waves that rebound or echo off the heart can show the size, shape, and movement of the heart's valves and chambers as well as the f...
Source:Gale Encyclopedia of Medicine
Echocardiography is a diagnostic test that uses ultrasound waves to produce an image of the heart muscle and the heart's valves.
Source:Gale Encyclopedia of Surgery
An arteriogram is an imaging test that uses x-rays and a special dye to see inside the arteries. It can be used to see arteries in the heart, brain, kidney, and many other parts of the body. The procedure is often called angiography. See also: Aor...
Source:ADAM
Date:May 2, 2009
Angiography is the x-ray (radiographic) study of the blood vessels. An angiogram uses a radiopaque substance, or contrast medium, to make the blood vessels visible under x ray. The key ingredient in most radiographic contrast media is iodine. Arte...
Source:Gale Encyclopedia of Surgery
Angiography is the x-ray (radiographic) study of the blood vessels . An angiogram uses a radiopaque substance, or contrast medium, to make the blood vessels visible under x ray. The key ingredient in most radiographic contrast media is iodine. Art...
Source:Gale Encyclopedia of Nursing and Allied Health
Angiography is the x-ray (radiographic) study of the blood vessels. An angiogram uses a radiopaque substance, or contrast medium, to make the blood vessels visible under x ray. The key ingredient in most radiographic contrast media is iodine.
Source:Gale Encyclopedia of Neurological Disorders
Angiography is the x-ray study of the blood vessels. An angiogram uses a radiopaque substance, or dye, to make the blood vessels visible under x ray. Arteriography is a type of angiography that involves the study of the arteries.
Source:Gale Encyclopedia of Medicine
Angiography is the x-ray study of the blood vessels. An angiogram uses a radiopaque substance, or dye, to make the blood vessels visible under x ray . Arteriography is a type of angiography that involves the study of the arteries. An angiogram of ...
Source:Gale Encyclopedia of Cancer
Common tests that are used to evaluate liver function include: Albumin; Alpha-1 antitrypsin; ALP; ALT; AST; Gamma-glutamyl transpeptidase (GGT; Prothrombin time; Serum bilirubin; Urine bilirubin. Please see individual tests for details on how each...
Source:ADAM
Date:November 16, 2008
Liver function tests, or LFTs, include tests for bilirubin, a breakdown product of hemoglobin, and ammonia, a protein byproduct that is normally converted into urea by the liver before being excreted by the kidneys. LFTs also commonly include test...
Source:Gale Encyclopedia of Medicine
Liver function tests, or LFTs, include tests that are routinely measured in all clinical laboratories. LFTs include bilirubin, a compound formed by the breakdown of hemoglobin; ammonia, a breakdown product of protein that is normally converted int...
Source:Gale Encyclopedia of Surgery
Liver function tests, or LFTs, include tests that are routinely measured in all clinical laboratories. LFTs include bilirubin, a compound formed by the catabolism of hemoglobin; ammonia, a product of protein catabolism that is normally converted i...
Source:Gale Encyclopedia of Nursing and Allied Health
Thyroid function tests are common tests used to tell how well your thyroid is working. See the following articles for details: T3; T3 resin uptake; T4; Thyroid scan; TSH.
Source:ADAM
Date:June 17, 2008
Thyroid function tests are blood tests used to evaluate how effectively the thyroid gland is working. These tests include the thyroid-stimulating hormone test (TSH), the thyroxine test (T 4 ), the triiodothyronine test (T 3 ), the thyroxine-bindin...
Source:Gale Encyclopedia of Medicine
Thyroid function tests are blood tests used to evaluate how effectively the thyroid gland is working. These tests include the thyroid-stimulating hormone test (TSH), free and total thyroxine tests (FT 4 ,T 4 ), the free and total triiodothyronine ...
Source:Gale Encyclopedia of Nursing and Allied Health
The key tests to determine thyroid function are serum measurements of free thyroid hormones and thyroid-stimulating hormone (TSH). Thyroid hormones have a negative feedback on TSH secretion from the anterior pituitary. In hyperthyroidism, free thy...
Source:Gale Encyclopedia of Public Health
Electrolytes are positively and negatively charged molecules, called ions, that are found within cells, between cells, in the bloodstream, and in other fluids throughout the body. Electrolytes with a positive charge include sodium, potassium, calc...
Source:Gale Encyclopedia of Medicine
Electrolytes are positively or negatively charged particles that readily dissolve in water. The predominant positively charged electrolytes in the body are sodium, potassium, calcium , and magnesium, while negatively charged electrolytes include c...
Source:Gale Encyclopedia of Nursing and Allied Health
Electrolytes are positively and negatively charged ions that are found within the cells and extracellular fluids, including blood plasma. A test for electrolytes includes the measurement of sodium, potassium, chloride, and bicarbonate. These ions ...
Source:Gale Encyclopedia of Nursing and Allied Health
Electrolytes are positively and negatively charged molecules called ions, that are found within the body's cells and extracellular fluids, including blood plasma. A test for electrolytes includes the measurement of sodium, potassium, chloride, and...
Source:Gale Encyclopedia of Surgery
BUN stands for blood urea nitrogen. Urea nitrogen is what forms when protein breaks down. A test can be done to measure the amount of urea nitrogen in the blood.
Source:ADAM
Date:May 13, 2009
The blood urea nitrogen (BUN) test measures the level of urea nitrogen in a sample of the patient's blood. Urea is a substance that is formed in the liver when the body breaks down protein. Urea then circulates in the blood in the form of urea nit...
Source:Gale Encyclopedia of Medicine
Bilirubin is a yellowish pigment found in bile, a fluid produced by the liver. This article discusses the laboratory test done to measure bilirubin in the blood. Total and direct bilirubin are usually measured to screen for or to monitor liver or ...
Source:ADAM
Date:February 23, 2009
A bilirubin test is a diagnostic blood test performed to measure levels of bile pigment in an individual's blood serum and to help evaluate liver function.
Source:Gale Encyclopedia of Children's Health
Monitors the liver function of newborns. The bilirubin test is a blood test to monitor the liver function of newborns. The rapid destruction of red blood cells after birth produces more bilirubin than the infant's liver can handle, causing some ja...
Source:Gale Encyclopedia of Childhood and Adolescence
Creatinine is a breakdown product of creatine, which is an important part of muscle. This article discusses the laboratory test to measure the amount of creatinine in the blood. Creatinine can also be measured with a urine test. See: Creatinine - ...
Source:ADAM
Date:August 7, 2009
Creatine is an important compound produced by the body. It combines with phosphorus to make a high-energy phosphate compound in the body. Creatine phosphate is used in skeletal muscle contraction.
Source:Gale Encyclopedia of Medicine
AST (aspartate aminotransferase) is an enzyme found in high amounts in heart muscle and liver and skeletal muscle cells. It is also found in lesser amounts in other tissues. This article discusses the test to measure the amount of AST in the blood.
Source:ADAM
Date:February 23, 2009
The Aspartate aminotransferase test measures levels of AST, an enzyme released into the blood when certain organs or tissues, particularly the liver and heart, are injured. Aspartate aminotransferase (AST) is also known as serum glutamic oxaloacet...
Source:Gale Encyclopedia of Medicine
The lactate dehydrogenase (LDH) test measures the amount of LDH in the blood. See also: LDH isoenzymes
Source:ADAM
Date:February 13, 2009
Lactate dehydrogenase, also called lactic dehydrogenase, or LDH, is an enzyme found in the cells of many body tissues, including the heart, liver, kidneys, skeletal muscle, brain, red blood cells, and lungs. It is responsible for converting muscle...
Source:Gale Encyclopedia of Medicine
Alanine transaminase (ALT) is an enzyme found in the highest amounts in the liver. Injury to the liver results in release of the substance into the blood. This article discusses the test to measure the amount of ALT in the blood.
Source:ADAM
Date:February 22, 2009
The pulse oximeter is a photoelectric instrument for measuring oxygen saturation of the blood . A pulse oximeter uses infrared light and a photo sensor to detect the amount of oxygen in a patient's blood. (Illustration by Argosy . Courtesy of Gale...
Source:Gale Encyclopedia of Nursing and Allied Health
The pulse oximeter is a photoelectric instrument for measuring oxygen saturation of blood.
Source:Gale Encyclopedia of Surgery
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