This type of examination is used less often because of the more widespread availability of CT technology, however, it may be useful in people who have an allergy to iodinated contrast, impaired renal function, or in pregnancy due to lower radiation exposure than CT.
This type of examination is used less often because of the more widespread availability of CT technology, it may be useful in people, or in pregnancy due to lower radiation exposure than CT. This is however. These people have an allergy to iodinated contrast. Iodinated contrast is impaired renal function.