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Unstable Angina : Tests

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The doctor will perform a physical examination and check your blood pressure. The doctor may hear abnormal sounds, such as a heart murmur or irregular heartbeat, when listening to your chest with a stethoscope.
Source:ADAM
Date:April 23, 2009
An electrocardiogram(ECG) is a test that records the electrical activity of the heart.
Source:ADAM
Date:September 3, 2008
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
Detailed information on electrocardiogram, including how the EKG/ECG is performed and what happens after the procedure
Source:StayWell
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.Electrocardiography is used to detect heart-function abnormalities. It in...
Source:Gale Encyclopedia of Nursing and Allied Health
Did you know that electrical currents flow throughout your body? Because the strongest of these travels through your heart, doctors are able to monitor your heart by placing electrical sensors on the surface of your skin.
Source:StayWell
The ECG (also known as EKG) is a test that records electrical signals from your heart onto a paper strip. The pattern of these signals can tell the doctor whether your heart is normal, under stress, or experiencing electrical problems, strain, or damage.
Source:StayWell
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 indic...
Source:Gale Encyclopedia of Public Health
Detailed information on an electrocardiogram (EKG) procedure, including how the procedure is performed, reasons for the procedure, and pre- and post-evaluation instructions
Source:StayWell
The Harvard Health Letter celebrates its 30th anniversary this year. In the first of a series, the Health Letter takes a look back at three decades in medicine.
Source:StayWell
During a physical examination, a health care provider studies a patient''s body to determine the presence or absence of physical problems.
Source:ADAM
Date:February 23, 2009
Serum myoglobin is a test that measures the amount of myoglobin in the blood.Myoglobin is a protein in heart and skeletal muscles. When you exercise, your muscles use up any available oxygen.
Source:ADAM
Date:February 23, 2009
The CPK isoenzymes test measures the different forms of creatine phosphokinase(CPK) in the blood. CPK is an enzyme found mainly in the heart, brain, and skeletal muscle.Creatine phosphokinase- isoenzymes; Creatine kinase- isoenzymes; CK- isoenzyme...
Source:ADAM
Date:February 19, 2009
The creatine kinase test measures the blood levels of certain muscle and brain enzyme proteins.Creatine kinase(CK or CPK) is an enzyme(a type of protein) found in muscle and brain. Normally, very little CK is found circulating in the blood.
Source:Gale Encyclopedia of Medicine
Cardiac marker tests identify blood chemicals associated with myocardial infarction(MI), commonly known as a heart attack. The myocardium is the middle layer of the heart wall composed of heart muscle.
Source:Gale Encyclopedia of Surgery
Creatine phosphokinase(CPK) is an enzyme found mainly in the heart, brain, and skeletal muscle. This article discusses the test to measure the amount of CPK is the blood.
Source:ADAM
Date:February 19, 2009
Cardiac marker tests identify blood analytes associated with myocardial infarction(MI), commonly known as a heart attack.Cardiac markers help physicians to assess acute coronary syndromes and to identify and manage high-risk patients. Creatine kin...
Source:Gale Encyclopedia of Nursing and Allied Health
Troponins are specific proteins found in heart muscle. Troponin testing is done to diagnose heart attacks(myocardial infarctions).When heart muscle is damaged, as in a myocardial infarction(MI), troponins leak out of cells and into the bloodstream.
Source:Gale Encyclopedia of Medicine
Magnetic resonance angiography is an MRI exam of the blood vessels. Unlike traditional angiography that involves placing a tube(catheter) into the body, MRA is considered noninvasive.You will lie down on a narrow table, which slides into a large t...
Source:ADAM
Date:May 13, 2009
Magnetic resonance angiography uses magnetic resonance imaging (MRI) to create images of blood vessels throughout the body. It combines the use of strong magnets and radio waves to form an image that can be viewed on a video screen.
Source:StayWell
Auscultation is the method of listening to the sounds of the body during a physical examination.Auscultation is usually done using a tool called a stethoscope. Health care providers routinely listen to a patient''s lungs, heart, and intestines to e...
Source:ADAM
Date:May 21, 2009
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.
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.
Source:Gale Encyclopedia of Surgery
CTA creates images of arteries throughout the body. A contrast medium (x-ray dye) is injected to make the blood vessels stand out. Pictures are then taken with the CT scanner. The CT images are processed by a computer to make a three-dimensional picture.
Source:StayWell
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.
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.
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.
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.
Source:Gale Encyclopedia of Cancer
Talk to your doctor about the risks and complications of angioplasty. Peripheral angioplasty is a procedure that helps open blockages in peripheral arteries. These vessels carry blood to your lower body and legs.
Source:StayWell
Women who suffer from chest pain but show clear arteries on an angiogram may have a different type of blocked artery, where plaque builds up evenly on the inner surface or bulges outward.
Source:StayWell
Hepatic angiography is an x-ray study of the blood vessels that supply the liver. The procedure uses a catheter (thin, flexible tube) that is placed into a blood vessel through a small incision. A specially trained doctor called an interventional radiologist usually does the procedure.
Source:StayWell
Coronary angiography is a procedure that uses a special dye(contrast material) and x-rays to see how blood flows through your heart.Cardiac angiography; Angiography- heart; Angiogram- coronary.Coronary angiography is usually done along with cardia...
Source:ADAM
Date:April 23, 2009
Angiography is a special type of x-ray that allows your coronary arteries to be viewed and recorded on film. Your doctor can see if the blood vessels to your heart are clogged.
Source:StayWell
Cardiac catheterization involves passing a a thin flexible tube(catheter) into the right or left side of the heart, usually from the groin or the arm.You will be given a mild sedative before the test to help you relax. An intravenous(IV) line is i...
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 the...
Source:Gale Encyclopedia of Medicine
You may have had angina, dizziness, or other symptoms of heart trouble. To help diagnose your problem, your doctor may suggest having a cardiac catheterization. This common procedure is sometimes also used to treat a heart problem.
Source:StayWell
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, reco...
Source:Gale Encyclopedia of Nursing and Allied Health
Detailed information on a cardiac catheterization procedure, including how the procedure is performed, reasons for the procedure, and pre- and post-evaluation instructions
Source:StayWell
Detailed information on cardiac catheterization, including how is a cardiac catheterization performed and what happens after the test
Source:StayWell
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.Echocardiography stress test; Stress test- echocardiography.A s...
Source:ADAM
Date:April 23, 2009
Stress echocardiography, or stress echo, is a test that records images of your heart before and after exercise. By comparing the images, your doctor can tell whether your heart is getting enough blood to meet its increased demand for oxygen.
Source:StayWell
A chest x-ray is an x-ray of the chest, lungs, heart, large arteries, ribs, and diaphragm.Chest radiography; Serial chest x-ray; X-ray- chest.The test is performed in a hospital radiology department or in the health care provider''s office by an x-...
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
Detailed information on chest x-rays, including reasons for the procedure X-rays are made by using low levels of external radiation to produce images of the body, the organs, and other internal structures for diagnostic purposes. X-rays pass through body structures onto specially treated plates (similar to camera film) and a "negative" type picture is made. The more solid a structure is, the whiter it appears on the film. For this reason, bones appear very white on an x-ray film, but less dense tissue such as muscle, blood, skin, and fat appears darker.
Source:StayWell
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.
Source:Gale Encyclopedia of Nursing and Allied Health
An exercise stress test shows your heart's response to exercise. The test records your heartbeat while you walk on a treadmill or ride a stationary bike. It can be done in a hospital, a test center, or a doctor's office. The test is also called a stress electrocardiogram (ECG/EKG).
Source:StayWell
A stress test is primarily used to identify coronary artery disease. It requires patients to exercise on a treadmill or exercise bicycle while their heart rate, blood pressure, electrocardiogram(ECG), and symptoms are monitored.The body requires m...
Source:Gale Encyclopedia of Surgery
A stress test is primarily used to identify coronary artery disease. It requires patients to exercise on a treadmill or exercise bicycle while their heart rate, blood pressure, electrocardiogram(ECG), and symptoms are monitored.The body requires m...
Source:Gale Encyclopedia of Nursing and Allied Health
Detailed information on exercise electrocardiogram, including how the exercise EKG/ECG is performed and what happens after the procedure
Source:StayWell
Blood pressure measurement is the non-invasive measurement of the pressure exerted by the circulating blood on the walls of the body''s arteries.The purpose of non-invasive blood pressure measurement is to detect any changes from normal values, whi...
Source:Gale Encyclopedia of Surgery
A review of the methods and technology available for home monitoring, which can be an important aid to lowering your blood pressure.
Source:StayWell
Measurement is also performed to monitor the effectiveness of medication and other methods used to control hypertension.Blood pressure should be routinely checked every one to two years. Hypertension often has no symptoms that would make the patie...
Source:Gale Encyclopedia of Nursing and Allied Health
Did you know you can purchase your own blood pressure monitor and check the reading yourself at home?
Source:StayWell
You can take your own blood pressure reading using a digital monitor.Blood pressure is the force of blood as it moves from the heart through the blood vessels. You can take your own blood pressure reading using a digital monitor. Take readings as often as your doctor instructs. Take each reading at the same time of day.
Source:StayWell
Heart magnetic resonance imaging(MRI) is a imaging method that uses powerful magnets and radio waves to create pictures of the heart. It does not use radiation(x-rays).Unlike x-rays and computed tomographic( CT) scans, which use radiation, MRI use...
Source:ADAM
Date:May 13, 2009
Echocardiogram is a test that uses sound waves to create a moving picture of the heart. The picture is much more detailed than x-ray image and involves no radiation exposure.Transthoracic echocardiogram(TTE); Echocardiogram- transthoracic; Doppler...
Source:ADAM
Date:April 12, 2007
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
An echocardiogram (echo) is an imaging test. It helps your doctor evaluate your heart. Here is how it works.
Source:StayWell
Detailed information on a echocardiography (echo) procedure, including how the procedure is performed, reasons for the procedure, and pre- and post-evaluation instructions
Source:StayWell
Detailed information on echocardiography, including types and how the procedure is performed
Source:StayWell
Echocardiography is a diagnostic test that uses ultrasound waves to produce an image of the heart muscle and the heart''s valves.Echocardiography is used to diagnose certain cardiovascular diseases, and is one of the most widely used diagnostic tes...
Source:Gale Encyclopedia of Surgery
An exercise stress test is a screening tool to test the effect of exercise on your heart. It provides an overall look at the health of your heart.Exercise ECG; ECG- exercise treadmill; EKG- exercise treadmill; Stress ECG; Exercise electrocardiogra...
Source:ADAM
Date:April 23, 2009
Used to evaluate heart function, a stress test requires that a patient exercises on a treadmill or exercise bicycle while his or her heart rate, breathing, blood pressure, electrocardiogram(ECG), and feeling of well being are monitored.When the bo...
Source:Gale Encyclopedia of Medicine
BNP is a hormone produced by the body when the heart is enlarged. Testing a person's BNP level is an easy and accurate way to help doctors diagnose congestive heart failure.
Source:StayWell
Sestamibi stress test; MIBI stress test; Myocardial perfusion scintigraphy.Thallium stress test is a nuclear imaging method that shows how well blood flows into the heart muscle, both at rest and during activity.This test is done at a medical cent...
Source:ADAM
Date:May 13, 2009
A thallium heart scan is a diagnostic test that uses a special perfusion-scanning camera and a small amount of thallium-201, a radioactive substance, injected into the bloodstream to produce an image of the blood flow to the heart.A thallium heart...
Source:Gale Encyclopedia of Nursing and Allied Health
Cardiac nuclear imaging is also called a "perfusion scan.” A radioactive tracer is delivered into the bloodstream. Then a camera scans the tracer in the blood as it flows through the heart muscle.
Source:StayWell
The technetium heart scan is a non-invasive nuclear scan that uses a radioactive isotope called technetium to evaluate blood flow after a heart attack.The technetium heart scan is used to evaluate the heart after a heart attack. It can confirm tha...
Source:Gale Encyclopedia of Nursing and Allied Health
What are the possible side effects of a nuclear stress test? Does the thallium injection in any way compromise kidney function?
Source:StayWell
A thallium heart scan is a test using a special camera and a small amount of radioactive substance injected into the bloodstream to make an image of the blood flow to the heart.A thallium heart scan is used to evaluate the blood supply to the hear...
Source:Gale Encyclopedia of Medicine
Since my bypass operation in 1996, my cardiologist has me take a thallium stress test every year. The results are always fine. I'm worried that the radiation from these tests is going to give me some kind of radiation-related cancer. Do I really need it?
Source:StayWell
The technetium heart scan is a noninvasive nuclear scan that uses a radioactive isotope called technetium to evaluate blood flow after a heart attack.The technetium heart scan is used to evaluate the heart after a heart attack. It can confirm that...
Source:Gale Encyclopedia of Medicine
According to recent reports, the radiation used during a heart stress test can set off security alarms used in buildings and airports.
Source:StayWell
Lipid tests routinely performed on plasma include measurement of total cholesterol, triglycerides, high-density lipoprotein(HDL) cholesterol, and low-density lipoprotein(LDL) cholesterol. Lipid tests may also be performed on amniotic fluid and inc...
Source:Gale Encyclopedia of Nursing and Allied Health
Lipid tests are routinely performed on plasma, which is the liquid part of blood without the blood cells. Lipids themselves are a group of organic compounds that are greasy and cannot be dissolved in water, although they can be dissolved in alcohol.
Source:Gale Encyclopedia of Surgery
A lipid profile measures total cholesterol, HDL cholesterol, LDL cholesterol, and triglycerides. A physician may order a lipid profile as part of an annual exam or if there is specific concern about CVD, especially coronary artery disease.
Source:Gale Nutrition and Well-Being A to Z
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