PET scan preparation begins a few days before the scan. You will receive a complete set of instructions from your doctor letting you know what to do. Frequently, the physician will recommend that you don’t engage in strenuous physical activity for 24 to 48 hours before the test.

Positron emission tomography, also called PET imaging or a PET scan, is a diagnostic examination that involves getting images of the body based on the detection of radiation from the emission of positrons. Positrons are tiny particles emitted from a radioactive substance administered to the patient.

Most PET/CT scans take between 15 and 35 minutes. Please Note: If your blood glucose level is outside of the recommended levels, or you have not followed the specific instructions prior to your test (special diet, medications, fasting, etc.), your scan will need to be rescheduled.

PET scans aid in the diagnosis and location of tumors. Learn about NorthShore's PET scan procedure and PET scan preparation.

Oct 24, 2024 · This article will help you thoroughly prepare for a PET scan, explaining what to do before, during and after your scan to relieve any anxiety you might have about the procedure. What is a PET scan? Positron emission tomography, or PET scan, is an internal imaging technique that falls under the umbrella of nuclear medicine.

PET and PET/CT scans last 45-90 minutes (depending on imaging needs). Get the help you need today. Learn what happens during a PET/CT scan and what to expect before, during, and after your appointment.

It’s important that you prepare ahead of time for your PET scan appointment. Learn what to do and not to do before your exam from the experts at Newton-Wellesley Hospital’s Department of Radiology.

Food, diet, clothing, medication, and lifestyle choices can affect the results of your PET/CT scan. These instructions will help you make necessary adjustments in order to receive the most accurate scan possible.

Patient Preparation for PET/CT A PET/CT scan uses very small amounts of glucose (sugar) to make images within the body. The foods you eat affect your blood sugar, which in return may affect the quality of the exam. We have enclosed this list of instructions to help ensure that you have the best possible blood sugar on the day of your scan.

Do NOT smoke after midnight the night before or the day of your scan. Avoid vigorous exercise for 48 hours before the PET scan. You should drink at least three 8oz. cups of water between midnight and the time of the scan.