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16 Cards in this Set
- Front
- Back
Define the sonographer duties
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1. provide patient care
2. ensure equipment is up to date for exam 3. ensure diagnostic info by providing appropriate images for Dr.'s interpretation 4. Differentiate normal from abnormal songraphic anatomy |
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Define RPO
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R. Posterior Oblique
* turn patient on his back toward left with his right side touching the table |
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Define organ orientation.
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Sagittal (longitudinal) or lengthwise to organ to assess true length of organ because monitor is too narrow.
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What views are always perpendicular to each other?
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Longitudinal & transverse.
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Name some body surface landmarks.
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zyphoid process
angle of ribs iliac crest (hip bone) symphysis pubis sternum umbilicus |
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Define a strain gauge.
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It is the base of the cable that connects to the transducer.
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Define echogenic.
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Producing echo, see something
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Define anechoic.
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Without echo
* blood vessels * fluids * cysts * bladder |
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Define hypoechoic.
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Produces less echo than surrounding tissue
*Darker |
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Define hyper echoic.
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Produces more echo than surrounding tissues.
* Brighter |
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Define isoechoic.
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Produces same or equal echo to surrounding tissues.
*Homogeneous |
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Define heterogeneous.
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Mixed echoes in the same tissues.
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Name 3 classifications of masses.
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1. Cystic
2. Solid 3. Complex |
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Describe a cystic mass.
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* fluid-filled structure anywhere in body<br />* smooth walls<br />* bright underneath
* produce bright posterior shadow because sound does pass through fluid |
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Describe a solid mass.
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* A structure that produces echoes.
* Produce a dark posterior shadow because sound doesn't pass through |
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Describe a complex mass.
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Cystic & solid combined.
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