A positron emission tomography (PET) scan uses a tracer with low levels of radiation to find places in your body where cells are unusually active—which can mean they're cancerous. A PET scan can ...

A PET/CT test has two components: a PET scan and a CT, which are done together. The radiation exposure from CT has a very wide range depending on the type of the test, the area of the body scanned and ...

Still short of breath, she went to a pulmonologist and learned through a CT scan that the abnormality was a large mass. An immediate full-body PET Scan showed she had stage 4, inoperable lung ...

Researchers at Saint Louis University have suggested that patients going for PET or CT scan should avoid drinking coffee as caffeine intake Researchers at Saint Louis University have suggested ...