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16 Cards in this Set

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