How does cancer show up on a PET scan?
PET Scans. PET scans, short for Positron Emission Tomography, can detect areas of cancer by obtaining images of the body’s cells as they work. First, you are injected with a substance made up of sugar and a small amount of radioactive material. PET scans are not used to screen women for breast cancer.
How long does it take to get PET scan results NHS?
As a precaution you should avoid contact with pregnant women and small babies for six hours after your scan. Your specialist will give you the results usually within a couple of weeks.
Do all cancers show up on PET scan?
Not all cancers show up on a PET scan. PET scan results are often used with other imaging and lab test results. Other tests are often needed to find out whether an area that collected a lot of radioactive material is non-cancerous (benign) or cancerous (malignant).
Is it safe to be around someone after a PET scan?
During a positron emission tomography (PET) scan, your body’s tissue will be exposed to radiation. Close contact with pregnant women, babies or young children should be avoided for a few hours after having a PET scan. Read more about radiation exposure.