Volume Sonography

Question 1

Volume sonography is most commonly used in?

Answer 1

OB/GYN and cardiac sonography

Question 2

Which technology provides best spatial relationships of structures and more accurate 3D rendering?

Answer 2

dedicated mechanized probes

Question 3

Which display method is best for bony structures?

Answer 3

maximum intensity projections

Question 4

Soft tissues in the face are well displayed in which mode?

Answer 4

surface rendering

Question 5

When measuring nuchal translucency, what must be visualized?

Answer 5

nasal bone, nasal tip, palate, and diencephalon (completely midline)

Question 6

A 3D scan of the fetal heart allows for visualization of?

Answer 6

4CH, outflow tracts, valves, aortic/ductal arches

Question 7

What is the most common artifact of volume sonography?

Answer 7

motion

Question 8

Which of the following is not an ideal quality for 3D/4D imaging?

Answer 8

Use the lowest frame rate possible

Question 9

Which is not a pitfall of STIC?

Answer 9

derceased image quality

Question 10

All of the following can limit the quality of 3D obstetric imaging except?

Answer 10

polyhydramnios