1. Intro to radiology Flashcards
1
Q
What are the imaging modalities best for bones vs soft tissue
A
Bones: plain film x ray. and CT
Soft tisue : CT, MRI, Ultrasound
2
Q
What is the difference in what appears bright for xray, CT and MRI
A
On xray and CT, bones appear bright as they are more dense
On MRI it uses water protons so bone is dark and Fat (t1)or water (t2) can be bright depending on which pulse sequence is chosen
3
Q
How does ultrasound work
A
It uses soundwaves which is reflected back into the imaging probe
