X-Ray

X-ray: 1. High-energy radiation with waves shorter than those of visible light.
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X-ray crystallography: The use of X-rays of known wavelength to learn the structure of any crystalline material.
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X-ray - skeleton
Definition:
A skeletal x-ray is used to detect fractures, tumors, or degenerative conditions of the bone.
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X-RAY - A form of radiation (short wavelength on the electromagnetic spectrum) that is used in medicine for diagnostic purposes.
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X-rays are a form of electromagnetic radiation, just like light waves and radiowaves. Because X-rays have higher energy than light waves, they can pass through the body.
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X-rays penetrate body structures and tissue in different ways. Bone is very dense and blocks much of the radiation, so the image of bone on the film appears white.
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X-Ray
Digestive System
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X-rays are probably the simplest tool doctors use to peer inside your body. Discovered in 1895, X-rays are a type of energy that travels through the air in the same way as light does.
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X-ray
Definition:
X-rays of the extremities (the hand, wrist, foot, and ankle) are images of internal structures. X-rays are a form of electromagnetic radiation like light, but of higher energy, so they can penetrate the body to form an image on film.
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X-rays are most commonly used to assist physicians in identifying and treating fractures. Images taken of the injured area can even show very fine hairline fractures or chips.
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X-Rays
What are x-rays?
X-rays are a form of radiation (or electromagnetic energy). Visible light and microwaves are other forms of electromagnetic energy.
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X-ray pictures may also be taken of joints or limbs other than those where obvious injury has occurred, since an injury at one point may cause damage elsewhere.
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Therapeutic X-rays -- used to treat conditions like cancer -- have much higher levels of radiation. For instance, a cancer patient might be given the equivalent of 800 chest X-rays each treatment session over a number of days.
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x-ray therapy
The use of high-energy radiation from x-rays to kill cancer cells and shrink tumors. Radiation may come from a machine outside the body (external-beam radiation therapy) or from materials called radioisotopes.
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X-rays - these can reveal any damage to the joints caused by arthritis and are most useful when confirming osteoarthritis. In the early stages of rheumatoid arthritis, an x-ray might reveal no changes or damage.
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X-rays may reveal calcium deposits along the affected joints, although many healthy elderly people have similar findings on X-rays without the inflammation of pseudogout.
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X-rays may be ordered to rule out other injuries or to note the position of the kneecap. Blood tests should be run in order to measure the white blood cell (erythrocyte) count and sedimentation rate, which will indicate whether infection is present.
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X-ray studies investigate swallowing difficulties. They either follow the progress of barium during swallowing using a fluoroscope, or they use radioactive scanning techniques.
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X-rays cannot confirm the presence of rheumatoid arthritis, but they are used to rule out other diseases. X-rays also establish a baseline for comparison as the disease progresses.
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X-ray of the chest. X-rays are used to take pictures of organs and bones of the chest. X-rays pass through the patient onto film.
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X-rays of the neck
CT scan of the neck and/or head
Blood tests such as a complete blood count or a thyroid test
A spinal tap for a cerebrospinal fluid analysis if meningitis is suspected
Occasionally, an MRI of the neck ...
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X-ray examination of the chest may reveal certain abnormal changes associated with pneumonia.
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X-ray High-energy electromagnetic radiation used to diagnose and treat disease. Diagnostic test using high energy to visualize internal body organs. See Radiation therapy.
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- X-ray, radium, and other forms of radiation therapy, along with chemotherapy, weaken the body and intensifies the toxicity and weakened conditions initially producing the cancer.
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An x-ray image of the bladder and urethra made during voiding. The bladder and urethra are filled with a special fluid to make the urethra clearly visible.
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Chest X-ray
Treatment
Treatment also varies based on the type of cancer and its stage. The stage of a cancer refers to whether or not the tumor has spread from its original location.
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Chest X-ray
Chest CT scan
Cytologic studies of pleural fluid or sputum
Bronchoscopy
Lung needle biopsy
Surgical lung biopsy ...
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Chest X-ray: This picture of the lungs will show the location and size of the collapse. Chest Tube: ...
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Normal x-rays can sometimes fail to detect fractures in athletes. This article outlines other diagnostic options that may be better for diagnosing some sports injuries.
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pDEXA x-ray peripheral bone densitometer Diagnostic screening device for assessing a patient's risk of bone fracture. Mfg: Norland Medical Systems, Inc. Source: BW Healthwire - 2/10/98.
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Abdominal x-rays after lactose-barium meal
Allergy Skin Test
Breath Hydrogen Level (BHL) Test
Breath Methane Test
Fecal pH and reducing substances
Intestinal biopsy for lactase activity
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DUAL-ENERGY X-RAY ABSORPTIOMETRY (DEXA): A method of scanning the body to determine bone density and fat distribution.
DYSPEPSIA: Digestive upset, which can include nausea, vomiting, and heartburn.
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Time-resolved X-ray-dependent hydroxyl radical footprinting using a synchrotron X-ray beam and native gel electrophoresis were used to probe fast and slow RNA folding mechanisms, respectively.
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panniculitis, peritoneal; panniculus; panniculus carnosus muscle; pannier; pannose; pannus; pannus crassus; panodic; panoistic; panophthalmitis; panoptic; panoptic stain; panoramic radiograph; panoramic rotating machine; panoramic X-ray; ...
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A clinical diagnosis is based on the medical history and physical examination of the patient: it may be confirmed with X-Rays, CAT Scans (Computerized Axial Tomography), MRI (Magnetic Resonance Imaging), and other laboratory tests.
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If you are looking at a standard x-ray image or radiograph (such as a chest x-ray), it appears as if you are looking through the body. CT and MRI are similar to each other, but provide a different view of the body than an x-ray does.
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Selikoff discovered that most workers with less than twenty years of exposure had normal X-rays despite the fact that they worked with asbestos fibers nearly every day.
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Joint X-Ray
NCV (Nerve Conduction Velocity Test)
Nerve Conduction Studies (Nerve Conduction Velocity Test)
Nerve Conduction Velocity Test
Radiographic Exam of the Joint (Joint X-Ray)
Serum Glutamic Oxaloacetic Transaminase (AST)
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Bone tumors usually can be detected on an X-ray examination. Many bone tumors are benign, however, so the doctor may order a biopsy, in which a small sample of bone tissue is removed for laboratory examination, to confirm the diagnosis.
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The branch of medicine that deals with the use of x-rays.
radon
A colorless, radioactive gas produced by the decay of radium. The presence of sufficient quantities of this gas in homes is linked with the development of lung cancer.
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COMPUTERIZED TOMOGRAPHY (CT) SCAN - A specialized x-ray procedure utilizing multiple radiographic films of the liver to construct with computer technology, a 2-dimensional picture of the liver.
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