Q:

Where can you read about preparation for your PET-CT scan?

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Quick Answer

A person can read about preparing for a PET-CT scan at online sources like Dana-Farber Cancer Institute, Radiology Info and the University of California San Francisco Department of Radiology & Biomedical Imaging. A positron emission tomography-computed tomography, or PET-CT, is an imaging procedure used in nuclear medicine which combines a PET and a CT scanner, relates Radiology Info.

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A PET scan is a test that uses a small amount of radioactive material to detect different diseases in the body like cancer, while a CT scan requires X-ray equipment and a contrast material for detailed images of the body.

People can prepare for this test by following instructions that may include not eating anything for at least 6 hours prior to the imaging test and giving the person performing the test information on the medications they take and other health issues, specifies the Dana-Farber Institute. Patients should not wear anything made of metals. This includes jewelry and dentures.

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