18 F-FDG

18F-FDG PET/CT is a widely used diagnostic tool in the management of oncologic diseases. Being an analog of glucose, the 18F-FDG uptake in cancer cells allows to detect growth and vitality during the time and distant metastases, in malignant tumors with high gradient of glucose metabolism. In these oncologic diseases, 18F-FDG is also currently useful as marker of response to therapy.