Term
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Definition
| Movement away from the midline of the body. |
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Definition
| Movement toward the midline of the body. |
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Definition
| X-ray image of blood vessels after injecting contrast material into the vessels. |
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Term
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Definition
| In this AP x-ray view, x-rays travel from an anteriorly placed source to a posteriorly placed detector (x-ray beam passes from the front to the back of the body). |
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Term
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Definition
| Process of x-ray imaging a joint after injecting contrast into the joint. |
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Term
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Definition
| A radioactive (technetium-99m) phosphate compound is injected intravenously and bones are scanned for evidence of tumors. |
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Term
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Definition
| Process of x-ray imaging bile ducts after injecting contrast into the bile ducts. |
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Term
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Definition
| Use of motion picture techniques to record a series of x-ray images. |
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Term
| Computed tomography (Cat scan) |
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Definition
| Use of x-ray equipment and a computer to create multiple views of organs in the axial plane (cross-sectional) |
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Term
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Definition
| Material (contrast media) is injected into vessels and organs to obtain contrast with surrounding tissues when viewed on x-ray and other images. |
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Term
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Definition
| Digital Subtraction Angiography (Two x-ray pictures of same organ, one without contrast, 2nd with contrast & computer subtracts obscuring shadows from the 2nd image.) |
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Term
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Definition
| Sound waves are used to image the structure of the heart. |
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Term
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Definition
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Term
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Definition
| Lengthening or straightening a flexed limb. |
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Term
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Definition
| Bending a part of the body. |
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Term
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Definition
| Emission of glowing light that results from exposure to and absorption of radiation from x-rays. |
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Term
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Definition
| Radioisotope (gallium 67) is injected intravenously and has an affinity for tumors and other lesions. |
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Term
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Definition
| Machine to detect gamma rays given off by radiopharmaceuticals (radioactive compounds) during scanning for diagnostic purposes. |
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Term
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Definition
| High-energy rays emitted by radioactive substances in tracer studies. |
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Term
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Definition
| Time required for a radioactive substance to lose half its radioactivity by disintegration. |
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Term
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Definition
| X-ray record of the endometrial cavity and fallopian tubes is obtained after injection of contrast material through the vagina and into the endocervical canal. |
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Term
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Definition
| Process, test, or procedure performed, measured, or observed within a living organism. |
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Term
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Definition
| Therapeutic procedures performed by a radiologist. |
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Term
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Definition
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Term
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Definition
| Transformation of electrically neutral substances into electrically charged particles. |
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Term
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Definition
| Combination of a radioactive substance (radionuclide) and a drug; used in nuclear medicine studies. |
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Term
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Definition
| Lying down on one’s side with the x-ray beam horizontally positioned. |
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Term
| Magnetic resonance imaging (MRI) |
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Definition
| Magnetic field and radio waves produce sagittal, coronal, and axial images of the body; especially effective to image soft tissues. |
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Term
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Definition
| X-ray image of the spinal cord after injection of contrast into the membranes surrounding the spinal cord. |
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Term
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Definition
| Medical specialty that studies the uses of radioactive substances (radionuclides and radiopharmaceuticals) in the diagnosis of disease. |
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Term
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Definition
| Positioned at an angle; an x-ray view. |
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Term
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Definition
| Picture archival & communications system (replaces traditional films with digital for multiaccess & rapid retrieval. |
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Term
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Definition
| Radionuclides given intravenously emit positrons, which create a cross-sectional image of cellular metabolism in specialized areas of the body. |
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Term
| Positron Emission Tomography (PET) |
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Definition
| Positron-emitting radioactive substances given intravenously create a cross-sectional image of cellular metabolism based on local concentration of the radioactive substance. PET scans give information about organ function. |
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Term
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Definition
| In this position, x-ray beams pass from the back to the front of the body. |
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Term
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Definition
| Lying on the belly (face down). |
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Term
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Definition
| X-ray record of the kidneys (renal pelvis) and urinary tract after contrast is injected (intravenously or retrograde). |
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Term
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Definition
| retrograde pyelogram (Contrast is injected through vein or catheter into renal pelvis & x-ray image is taken) |
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Term
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Definition
| Aids physicians in administering diagnostic x-ray procedures. |
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Term
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Definition
| Test combines radioactive chemicals and antibodies to detect minute quantities of substances in a patient’s blood. |
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Term
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Definition
| Radioactive form of an element; radionuclide. |
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Term
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Definition
| Permitting the passage of x-rays. |
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Term
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Definition
| Radioactive form of an element; gives off energy in the form of radiation; radioisotope. |
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Term
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Definition
| Obstructing the passage of x-rays. |
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Term
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Definition
| Radioactive drug (radionuclide plus a drug) that is administered safely for diagnostic and therapeutic purposes. |
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Term
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Definition
| Lying down (prone or supine). |
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Term
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Definition
| Study of x-rays; radiology. |
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Term
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Definition
| Image of an area, organ, or tissue of the body obtained from ultrasound, radioactive tracer studies, or computed tomography. |
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Term
| Single photon emission computed tomography (SPECT) |
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Definition
| Radioactive tracer is injected intravenously, and a computer reconstructs a three-dimensional image based on a composite of many views. |
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Term
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Definition
| Image of sound waves as they bounce off organs in the body; echogram or ultrasound image. |
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Term
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Definition
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Term
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Definition
| Attaching a radionuclide to a chemical allowing its path in the body. |
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Term
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Definition
| A nuclear medicine study in which a radiopharmaceutical |
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Term
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Definition
| Thallium 201 is injected intravenously to allow for myocardial perfusion and assess damage to heart muscle from heart attacks. |
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Term
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Definition
| Pertaining to treatment or therapy. |
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Term
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Definition
| An iodine 131 radionuclide is administered intravenously, and an image of the size and shape of the thyroid gland is obtained by scanning. |
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Term
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Definition
| Radionuclides are attached to chemicals, used as tags or markers, and followed as they travel through the body. |
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Term
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Definition
| Handheld device that sends and receives ultrasound signals. |
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Term
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Definition
| Rate of absorption of a radionuclide into an organ or tissue. |
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Term
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Definition
| Process of taking x-ray images of the urinary tract after injecting contrast. |
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Term
| Ventilation-perfusion studies |
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Definition
| Radiopharmaceutical is inhaled (ventilation study) and injected intravenously (perfusion study) followed by imaging its passage through the respiratory tract. |
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Term
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Definition
| Process of using x-rays to produce a fluorescent image on a screen. |
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Term
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Definition
| Record (x-ray) of the uterus and fallopian tubes. |
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Term
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Definition
| Record of sound waves within the uterus (after injection of fluid to distend the uterine cavity). |
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Term
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Definition
| Experiments performed in a test tube (glass); outside of a living organism. |
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Term
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Definition
| Aids physicians in administering diagnostic x-ray procedures. |
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Term
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Definition
| (Tc 99m sestamibi) is injected intravenously and traced to heart muscle to observe heart function. |
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Term
| ultrasonography (US, U/S) |
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Definition
| Process of using ultrasound waves in the body to produce sound echoes that are recorded as an image. |
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