Exam (elaborations)
RTE 1000-Rad Imaging & Patient Care ch 23.
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RTE 1000-Rad Imaging & Patient Care ch 23.
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RTE 1000-Rad Imaging & Patient Care ch23
Contrast media are used in radiographic imaging to... - ANS-enhance the subject
contrast of the are of interest
Radiographic images that demonstrate a few density differences are defined as -
ANS-low subject contrast
A negative contrast agen will - ANS-increase density & is radiolucent
A radiopharmaceutical is a.. - ANS-radioactive organ specific pharmacutical
Contrast media that dissociates into two molecular particles are know as.. - ANS-ionic
agents
Hydroxyl groups on nonionic water-soluble iodinated contrast media increases -
ANS-solubility
External contamination of a short-lived diagnostic radioisotope is a problem because it
might - ANS-Be misonstrued as a pathological condition on an image
What drugs should be discontinued 48 hrs before & 48 hrs after administration of
water-soluble iodine contrast media - ANS-metformin
What can be done to reduce allergic-like effects for a patient who will recieve
water-soluble iodine contrast media - ANS-promedicate with steroids and antihistamines
Which acute reactions to contrast media usually requires no medical treatment? -
ANS-urticria
First thing you look for when giving a study - ANS--why is patient there
-patient order
-is it trauma or not
What must you have to do any study with contrast media? - ANS-a complete patient
history
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