Imaging Terms
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x-ray | form of invisible, high frequency electromagnetic raidation
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mammography | x-ray of soft tissue of the breast
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radiographer | person qualified to take an x-ray
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lateral | pt is positioned with x-ray entering from the side
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oblique | diagonal, angel little to the side
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radiolucent | substances easier to pen by x-ray, appears dark, ex-air, lungs, tissue fat
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PA | posterior anterior, patient faces film, xray enters from back
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Imaging | production of visual output, using x-ray sound waves and magentic fields
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diagnostic radiology | the use of x-ray for diagnostic purposes
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AP | Anterior Posterior, patient faces toward x-ray, back is to film, x-ray beams enter from front
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Craniocaudal | beam enters at the cranial end of part being examined & exits at the caudal end.
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Radiology | the study of diagnostic and therapeutic usage of x-rays
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Projection | path the x-ray beam follows through body, from entrance to exit
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Shield | vest, that protects patients and tech
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Flim Badge | Device for monitoring radiation exposure. also known as dosimeter
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Radiologist | person who specializes in reading x-rays
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William Roentgen | German physicist-discovered x-rays
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Radiopaque | substances that are difficult to penetrate by x-rays, does not allow x-rays to pass through metal, bone. Objects appears white.light
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DigitalRadiography | any method of x-ray imaging,uses a computer to store and manipulate the data, used for special application such as fluroscopy and angiography
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CT scan | Computed tomography-uses radiation, fan shaped beam tht rotates around the pt, to produc cross section of body.
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MRI | Magnetic Resonance Imaging-uses electromagnetic energy w/o use of radioactive x-rays, non-invasive, provides excellent imaging of soft tissue-anybody part
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Fluroscopy | visualize structure, body part in motion, use to see internal organs in motion, with radiation (organs in motion)
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PET | Position Emission Tomography-uses radiopharmacetucal to produce enchanced images of selected body organs/areas
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VCU | Voiding Cystourethagram
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Ultrasound | Non-invasive, high frequency sound waves to produce echos within the body
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Radiation Field | Where the x-ray beam coming from the x-ray machine, part to be x-rayed is placed in the radiation field, btw the x-ray tube and the flim.
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Ultrasound | non-invasive high frequency soundwaves to produce echos within he body
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