Diagnostic Imaging Flashcards
What is the difference in rebate for an ankle/foot MRI with gp vs physio
No rebate from either
After what period will some fractures not show on x-rays
7-10 days
What is the acronym for image interpretation?
Adequacy
What are you looking for in terms of Adequacy?
- Exposure - under (too light) or over (too dark) exposed
- Joints above and below the area of concern are visualised - within reason
What are you looking at for “B”?
Bones
Outline - follow the contours
Density
What are the two thing you’re looking for when assessing bone density on x-ray
Radiolucency
Radioopaque
What does radiolucent mean?
Thinner bone - ?osteopenic
What does radioopaque mean?
Thicker density than surround - example is an impacted fracture
What does the C stand for in the ABCD? And what 3 things are you looking for ?
Cartilage
Outline
Joint space
Loose bodies
What does the D stand for in ABCD
Don’t stop
How would you differentiate an accessory ossicle from fracture?
An accessory ossicle will be well corticated
What is sclerosis on an X-ray
An area of increased density
What is a lyric change and how will it look on an X-ray?
Reduced density of bone
Will be more black and appear like a gap or hole
A fracture line is technically radiolucent or radioopaque?
Radiolucent
A fracture with more than two pieces of bone is referred to as what?
Comminuted
