Ultrasonography – Flashcards
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Ultrasonography
(aka) ultrasound or diagnostic ultrasound
ultra- = beyond, son/o = sound, -graphy = process of recording a picture or record
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-Imaging of deep body structures.
-Records echoes of sound wave pulses that are above range of human hearing.
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Sonogram
son/o = sound, -gram = picture or record
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-Image created by ultrasonography
-Created by a sonographer trained in this technique.
-Most effective for viewing solid organs of abdomen, and soft tissues where signal isn't stopped by intervening bone or air.
-Uses: confirming presence of mass found on mammogram, pregnancy, detect presence of gallstones.
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Echocardiography
each/o = sound, cardi/o = heart, -graphy = recording picture or record
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-Ultrasonic diagnosis procedure.
-Evaluates structures and motion on the heart.
-Resulting record is echocardiogram.
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Doppler Echocardiogram
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-Performed same way as echocardiogram.
-Measures speed and direction of blood flow within heart.
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Fetal Ultrasound
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-Image and evaluate fetal development.
-3D/4D ultrasound produce photograph-like images.
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Transesophageal Echocardiography (TEE)
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-Ultrasonic imaging technique.
-Evaluates heart structures.
-Performed from inside the esophagus to produce clearer images.
