In images from the study, PET scans of animal models show tumor-resistant cancer cells light up brighter compared to tumors responsive to treatment. The authors will now trial this in humans with ...

The paper, published today in Nature Communications, shows therapy-resistant non-small cell lung cancer tumors "lit up like a Christmas tree" on PET scans when the radiotracer was injected. Subscribe ...

However, the effective dose from a high resolution diagnostic scan can be quite high (up to 30 mSv for a whole body CT scan). The effective dose from a PET scan is modest and depends on the activity ...

The information from the PET scan and from the CT scan is different but complementary. The PET scan shows areas with increased metabolic activity, while the CT scan shows detailed anatomical locations ...