X-Ray Flashcards
1
Q
When is best to perform a hysterosalpingogram?
A
Within the first 10 days of the menstrual cycle
2
Q
What is the equivalent radiation dose of HSG?
A
1 mSv
4 months of background radiation
3
Q
How does DEXA work?
A
The machine sends two beams of low-dose X-rays (with different energy levels) through the bones being examined
One beam is absorbed mainly by soft tissue and is subtracted from the total beam
4
Q
What is meant by the T score?
A
BMD of an individual compared to a young adult
5
Q
What is meant the Z score?
A
BMD compared to those of same age group, size and gender
6
Q
What is a normal T score?
A
-1 and above
7
Q
What T score indicates osteopenia?
A
-1 to -2.5
8
Q
What T score indicates osteoporosis?
A
-2.5 and below
