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Pulmonary Embolism : Tests

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The following lab tests may be done to see how well your lungs are working:Arterial blood gasesPulse oximetryThe following imaging tests can help determine where the blood clot is located:Chest x-rayCT angiogram of the chestPulmonary ventilation/p...
Source:ADAM
Date:January 27, 2009
A normal result essentially rules out pulmonary embolism. A lung scan can be performed in a hospital or an outpatient facility and takes about 45 minutes.Pulmonary angiography is the most reliable test for diagnosing pulmonary embolism but it is n...
Source:Gale Encyclopedia of Medicine
An embolism can be diagnosed through the patient's history, a physical exam, and diagnostic tests. For arterial emboli, cardiac ultrasound and/or arteriography are ordered.
Source:Gale Encyclopedia of Medicine
A pulmonary ventilation/perfusion scan is a pair of nuclear scan tests. These tests use inhaled and injected radioactive material(radioisotopes) to measure breathing(ventilation) and circulation(perfusion) in all areas of the lungs.V/Q scan; Venti...
Source:ADAM
Date:September 13, 2008
A lung perfusion scan is a nuclear medicine test that produces a picture of blood flow to the lungs. A lung ventilation scan measures the ability of the lungs to take in air and uses radiopharmaceuticals to produce a picture of how air is distribu...
Source:Gale Encyclopedia of Medicine
A lung perfusion scan and ventilation study are two diagnostic imaging studies. A lung perfusion scan assesses blood flow to the lungs.
Source:Gale Encyclopedia of Nursing and Allied Health
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
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
The pulse oximeter is a photoelectric instrument for measuring oxygen saturation of the blood.
Source:Gale Encyclopedia of Nursing and Allied Health
The pulse oximeter is a photoelectric instrument for measuring oxygen saturation of blood.A pulse oximeter measures the amount of oxygen present in blood by registering pulsations within an arteriolar bed(an area between arteries and capillaries)....
Source:Gale Encyclopedia of Surgery
Detailed information on peak flow meters, including how to obtain one, how to measure personal best peak flow, peak flow zones, and how a peak flow meter should be used, and information on oximeters and spirometer
Source:StayWell
Impedance plethysmography, also called impedance test or blood flow or impedance phlebography, is a non-invasive test that uses electrical monitoring in the form of resistance(impedance) changes to measure blood flow in veins of the leg. Informati...
Source:Gale Encyclopedia of Nursing and Allied Health
A computed tomography(CT) scan is an imaging method that uses x-rays to create cross-sectional pictures of the body.CAT scan; Computed axial tomography scan; Computed tomography scan.You will be asked to lie on a narrow table that slides into the ...
Source:ADAM
Date:October 29, 2008
A pulmonary angiography is is a procedure that uses a special dye(contrast material) and x-rays to see how blood flows through the lungs.This test is done in a hospital. You will be asked to lie on an x-ray table.
Source:ADAM
Date:January 23, 2009
Pulmonary angiography is an x-ray of the blood vessels that supply the lungs. It is used to find a blood clot (pulmonary embolism) in these blood vessels. The procedure is done by a specially trained doctor called an interventional radiologist.
Source:StayWell
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
Detailed information on arteriogram, also called angiogram, including information on how the procedure is performed
Source:StayWell
Computed tomography (CT) is a test that combines x-rays and computer scans. The result is a detailed picture that can show problems with soft tissues (such as the lining of your sinuses), organs (such as your kidneys or lungs), and bones.
Source:StayWell
Detailed information on computed tomography scans, also called CT scan or CAT scan, including information on how the procedure is performed
Source:StayWell
Detailed information on ultrafast computed tomography scans, also called ultrafast CT scan or ultrafast CAT scan, including information on how the procedure is performed
Source:StayWell
Detailed information on CT scan, including how the CT scan is performed and what happens after the procedure
Source:StayWell
Detailed information on ultrafast computed tomography (CT) scan, including reasons for the procedure, risks of the procedure, what to expect, and discharge instructions
Source:StayWell
Computed tomography scanning, also called CT scan, CAT scan, or computerized axial tomography, is a diagnostic tool that provides views of internal body structures using x rays. In the field of mental health, a CT scan may be used when a patient s...
Source:Gale Encyclopedia of Mental Disorders
Computed tomography(CT) scans are completed with the use of a 360-degree x-ray beam and computer production of images. These scans allow for cross-sectional views of body organs and tissues.CT scans are used to image a wide variety of body structu...
Source:Gale Encyclopedia of Medicine
Computed tomography(CT), formerly referred to as computerized axial tomography(CAT), is a common diagnostic imaging procedure that uses x rays to generate images(slices) of the anatomy.Computed tomography(CT) is an x-ray imaging procedure used for...
Source:Gale Encyclopedia of Children's Health
Computed tomography(CT) scanning is a valuable diagnostic tool that provides physicians with views of internal body structures. During a CT scan, multiple x rays are passed through the body, producing cross-sectional images, or"slices," on a catho...
Source:Gale Encyclopedia of Cancer
Computed tomography(also known as CT, CT scan, CAT, or computerized axial tomography) scans use x rays to produce precise cross-sectional images of anatomical structures.With the development of modern computers, the scans enhanced digital capabili...
Source:Gale Encyclopedia of Neurological Disorders
Is there an alternative to iodine as a contrast medium in a CT scan?
Source:StayWell
What is the difference between a pelvic CT scan and an abdominal CT scan?
Source:StayWell
Ultrasound involves the use of high-frequency sound waves to create images of organs and systems within the body.An ultrasound machine creates images that allow various organs in the body to be examined. The machine sends out high-frequency sound ...
Source:ADAM
Date:March 27, 2009
Ultrasonography is a diagnostic technique that involves directing high frequency sound waves at tissues in the body to generate images of anatomical structures. Ultrasonography is also called sonography, diagnostic sonography, and echocardiography...
Source:Gale Encyclopedia of Neurological Disorders
Detailed information on ultrasonograpy, also called sonography including information on how the procedure is performed
Source:StayWell
Detailed information on ultrasound and the potential risks and benefits An ultrasound scan is a diagnostic technique which uses high-frequency sound waves to create an image of the internal organs. A screening ultrasound is sometimes done during the course of a pregnancy to monitor normal fetal growth and verify the due date. Ultrasounds may be performed at various times throughout pregnancy for different reasons:
Source:StayWell
A thyroid ultrasound, or sonogram, is a diagnostic imaging technique used to evaluate the structure of the thyroid gland. The thyroid is an endocrine gland, which means that it releases its secretions directly into the bloodstream or lymph.
Source:Gale Encyclopedia of Nursing and Allied Health
My Ob/Gyn said they found fluid in the baby's kidneys during my 20-week ultrasound, so I have to have a level 2 ultrasound done. What does this mean?
Source:StayWell
Diagnostic medical sonography, or ultrasound, is a technique using high frequency sound to create images of specific areas of the body to diagnose various pathologies. The diagnostic medical sonographer performs examinations, records anatomic cond...
Source:Gale Encyclopedia of Nursing and Allied Health
Ultrasonography is the study of internal organs or blood vessels using high-frequency sound waves. The actual test is called an ultrasound scan or sonogram.
Source:Gale Encyclopedia of Cancer
Since diagnostic sonography utilizes a nonionizing form of energy, there are no known bioeffects. Thus, diagnostic sonography is applied to a large spectrum of clinical disorders, including obstetrical, gynecological, abdominal, urologic, pediatri...
Source:Gale Encyclopedia of Public Health
This test uses ultrasound to examine the blood flow in the major arteries and veins in the arms and legs. The test is done in the ultrasound or radiology department or in a peripheral vascular lab.
Source:ADAM
Date:May 13, 2009
Doppler ultrasonography is a non-invasive diagnostic procedure that changes sound waves into an image that can be viewed on a monitor.Doppler ultrasonography can detect the direction, velocity, and turbulence of blood flow. It is frequently used t...
Source:Gale Encyclopedia of Medicine
Doppler ultrasound uses harmless sound waves to create a picture of your blood flow. This test can detect narrow or blocked arteries and blood clots in the veins.
Source:StayWell
Doppler ultrasonography, also called Doppler ultrasound, is a noninvasive diagnostic procedure that uses an ultrasound scanner to convert sound waves into images of blood flow in body tissue and organs. Doppler ultrasonography does not use ionizin...
Source:Gale Encyclopedia of Nursing and Allied Health
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