Cholangiography {Ans: Radiographic image of the bile duct}Splenoportography {Ans: Radiography of the splenic and portal veins, which includes injection or a radiopaque medium}Teletherapy {Ans: Any treatment where the source of the therapeutic agent (for example, radiation) is at a distance from the body; delivery of radiation to a tumor from an external beam source as compared to implantation of radioactive material or systemic administration of radionuclide}Echoencephalography {Ans: Ultrasound image of the brain}Corpora Cavernosography {Ans: Radiographic image of the corpora cavernosa and draining veins using contrast medium}Positron Emission Computed Tomography (PET) {Ans: Nuclear imaging assessing the level of metabolic activity and perfusion in various organ systems of the body}