A client is scheduled for positive emission tomography (PET) of the brain. The nurse should teach the client to:
1. withhold food and fluids for 4 hours prior to the test.
2. lie perfectly still during the procedure.
3. drink an iodine preparation 2 hours prior to the test.
4. eat a high-protein diet after the test.
Answer: 1
1. The client should be n.p.o. for 4 hours prior to the test.
2. The client does not need to lie perfectly still for this procedure.
3. The client will have an IV started, and a radioactive solution is given.
4. The client should be encouraged to drink extra fluids following the exam to aid in the removal of the radioisotope.
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