CT CAMRT protocols Exam Questions and
Answers with Verified Solutions | Latest
Updated 2026
What is the desired volume of oral 600ml
contrast for abdominopelvic
imaging
What window width and level is 450ww 50wl
typically used for an abdomen
scan
What is the most appropriate 150ww 70wl
window width and level for liver
Why are patients asked to hold Reduce movement and decrease
breath during abdominopelvic CT movement
scan artifacts
What is the attenuation different Liver is 10HU greater than the spleen
between a healthy liver and spleen
What is the HU difference between Liver is 10HU lower than spleen
a
fatty liver and spleen
, What do liver hemangiomas Well defined hypodense mass
appear
as on CT
When does the hepatic arterial 15-25 seconds after bolus
phase occur
When does the portal venous 60-70 seconds after bolus
phase
occur
When is the corticomedullary 30-70 seconds after injection
phase
What is the nephrographic phase 80-120 seconds after injection
When is the excretory phase of the About 3 minutes after injection
kidneys
Any homogenous adrenal mass 10HU
that
measures less than ________ on
an
Unenhanced CT is benign
What is the start and end location Start - above diaphragm
for End - just below symphysis
routine abdo pelvis
What is the scan delay for an 65 seconds
abdomen pelvis
Answers with Verified Solutions | Latest
Updated 2026
What is the desired volume of oral 600ml
contrast for abdominopelvic
imaging
What window width and level is 450ww 50wl
typically used for an abdomen
scan
What is the most appropriate 150ww 70wl
window width and level for liver
Why are patients asked to hold Reduce movement and decrease
breath during abdominopelvic CT movement
scan artifacts
What is the attenuation different Liver is 10HU greater than the spleen
between a healthy liver and spleen
What is the HU difference between Liver is 10HU lower than spleen
a
fatty liver and spleen
, What do liver hemangiomas Well defined hypodense mass
appear
as on CT
When does the hepatic arterial 15-25 seconds after bolus
phase occur
When does the portal venous 60-70 seconds after bolus
phase
occur
When is the corticomedullary 30-70 seconds after injection
phase
What is the nephrographic phase 80-120 seconds after injection
When is the excretory phase of the About 3 minutes after injection
kidneys
Any homogenous adrenal mass 10HU
that
measures less than ________ on
an
Unenhanced CT is benign
What is the start and end location Start - above diaphragm
for End - just below symphysis
routine abdo pelvis
What is the scan delay for an 65 seconds
abdomen pelvis
