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 …
A single PET or PET/CT examination can provide info that after would have required several medical research and possibly surgery. PET scans are most often used to help the physician detect most cancers and monitor response to treatment. PET scans are also used to guage coronary heart disease and neurological situations.
A PET scan will produce a three-dimensional, color image of your body, which can show how body tissues are working and in addition what they appear like. It can be utilized to help diagnose cancers and it may well help doctors inform the distinction between scar tissue or an lively cancer in the physique.
PET scans, brief for Positron Emission Tomography, can detect areas of cancer by obtaining photographs of the body’s cells as they work. First, you are injected with a substance made up of sugar and a small quantity of radioactive materials. Cancer cells are usually more lively than regular cells, and they take in more of the radioactive sugar as a result. A particular digicam then scans the body to choose up any highlighted” areas on a computer screen. This helps radiologists determine areas the place cells are suspiciously lively, which might point out most cancers. Once medical doctors know the place to look, further evaluation can be completed with different techniques. One example is a mixed PET and CT Scan (generally known as PET/CT), obtainable in some centers.
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