A complete-body PET scan offers information about the physique’s chemistry and cell operate (metabolism) rather than pictures of the physique’s anatomy or construction as proven by X-ray, ultrasound, CT scans, or MRI. As a end result, PET scans may reveal abnormalities or tumours that may in any other case go undetected. In extra conditions than with some other imaging modality, a PET scan is key to early detection and correct diagnoses.
Your doctor provides you with instructions on how you can put together for your scan which might be particular to you. Normally you’ll be asked not to eat something for a number of hours earlier than a PET scan. This is as a result of consuming might change the distribution of the radio-tracer in your body and might lead to a poor-quality scan. If this occurs, the scan could need to be repeated on another day. So, following instructions relating to consuming is very important. You can also be suggested to not drink any caffeine within the 24 hours main as much as your scan. If you have diabetes you could receive special instructions about the best way to put together for the scan.
PET stands for positron emission tomography. A PET scan produces three-dimensional, color photos of your physique using radionuclides. See separate leaflet known as Radionuclide (Isotope) Scan for more information on radionuclides PET scans present where cells are particularly lively. PET can be utilized to diagnose various medical conditions, or to search out out more about how a situation is creating. It can be used to measure how properly treatment for a situation is working.
Tell your doctor and the nuclear medicine workers if you are pregnant, think you might be pregnant or in case you are breastfeeding. When you arrive in your PET scan, the nuclear medication specialist will also examine the knowledge you convey with you. Either they or the nuclear medicine scientist will take a full medical historical past and discuss to you in regards to the PET scan.