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If you are pregnant or nursing, your health care provider may want to postpone the test to prevent exposuring the baby to the medications and radioisotopes used.
The amount of radioactivity in the injection is very small, and virtually all activity is gone from the body within 24 hours. Although it is extremely rare with renal perfusion scanning agents, a person may develop rash, swelling, or anaphylaxis.
Any time the body is penetrated (such as by a needle prick) there is a risk for infection. Injection into a vein also carries a slight risk for bleeding. The risk is no greater for renal perfusion scan than for intravenous injection of any sort.
There are certain risks involved with the administration of ACE inhibitors. Consult your health care provider regarding your particular condition.
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