Positron emission tomography, also called PET imaging or a PET scan, is a diagnostic examination that involves getting photographs of the physique based mostly on the detection of radiation from the emission of positrons. Positrons are tiny particles emitted from a radioactive substance administered to the affected person.
Your scan results is not going to be out there immediately. Before you leave, the nuclear drugs scientist will let you know when your physician will have the outcomes. You might want to make a comply with-up appointment with your physician to discuss the outcomes of your PET scan. Your last meal earlier than the scan should embody high protein foods and plenty of water. Avoid carbohydrates and foods with sugar. Because PET scans learn your sugar metabolism, consuming sugar might affect the outcomes of your scan.
Cancerous tumours are normally extra energetic, have the next metabolic charge than normal tissue, and …
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PET stands for positron emission tomography”. It is a nuclear medicine imaging test by which a small amount of liquid radioactive material is injected into your physique and is used to diagnose a variety of diseases, including many kinds of cancers, coronary heart illness and other ailments. The radioactive substance most commonly utilized in PET scanning is a straightforward sugar (like glucose) called FDG, which stands for fluorodeoxyglucose”. It is injected into your bloodstream and accumulates in your physique the place it provides off vitality in the form of gamma rays. These are detected by the PET scanner and a computer converts the alerts into detailed pictures or photos displaying how tissue and organs are working. If you’re having an FDG PET, your sugar metabolism (how sugar is utilized by your body) is imaged. This is often used for cancer imaging as tumours want sugar to develop.