what phase of contrast enhancement is necessary to diagnose loss of elasticity in the
lung tissues?
a. non-contrast
b. peak enhancement of pulmonary arteries
c. peak enhancement of aorta
d. even enhancement of entire thoracic cavity
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A. non-contrast
what direction should the thoracic aorta be scanned when using contrast?
a. sup to inf in direction of blood flow
b. sup to inf against direction of blood flow
, c. inf to sup in direction of blood flow
d. inf to sup against the direction of blood flow
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A. sup to inf in direction of blood flow
what protocol is used to evaluate for a mediastinal tumor?
a. 30-second delay
b. bolus tracking in pulm arteries
c. bolus tracking in ascending aorta
d. non-contrast
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A. 30-second delay
which protocol will best demonstrate stenosis of the pulm. arteries?
a. CTA chest of aorta
b. CTA PE
c. chest venous
d. high resolution chest
Give this one a try later!
lung tissues?
a. non-contrast
b. peak enhancement of pulmonary arteries
c. peak enhancement of aorta
d. even enhancement of entire thoracic cavity
Give this one a try later!
A. non-contrast
what direction should the thoracic aorta be scanned when using contrast?
a. sup to inf in direction of blood flow
b. sup to inf against direction of blood flow
, c. inf to sup in direction of blood flow
d. inf to sup against the direction of blood flow
Give this one a try later!
A. sup to inf in direction of blood flow
what protocol is used to evaluate for a mediastinal tumor?
a. 30-second delay
b. bolus tracking in pulm arteries
c. bolus tracking in ascending aorta
d. non-contrast
Give this one a try later!
A. 30-second delay
which protocol will best demonstrate stenosis of the pulm. arteries?
a. CTA chest of aorta
b. CTA PE
c. chest venous
d. high resolution chest
Give this one a try later!
