Question: what equipment do you use to find cancer cells?

Jim O Doherty answered on 12 Mar 2013:

We use special scanners called PET scanners. PET stands for positron emission tomography, its a fancy name we use because it detects “positrons” which are little subatomic particles that come out of the patient after we inject radioactive dye into them. the radioactive dye sticks to their cancer, so because we detect it, we can take a picture of where the cancer is