thoracic

Helpfulness: 0
Set Details Share
created 6 days ago by vannievet
2 views
show moreless
Page to share:
Embed this setcancel
COPY
code changes based on your size selection
Size:
X
Show:
1

Silhouette sign /

Border effacement

Two objects of the same opacity that touch, loose their margins

Eg. free fluid in the pericardium

2

Summation

2 objects that don't touch but are along the same x-ray path cause the resultant image to be the sum of both opacities eg. end on blood vessels or kidneys overlapping

3

Thoracic radiographic technique

  • long scale - many shades of grey
  • ↑ kVp and ↓ mAs
4

positioning

  1. Remove FB - collars/ harasses etc
  2. Restraint - chemical/physical
  3. Front legs forward
  4. Rotation