Fig. 4From: Long-axial field-of-view PET/CT: perspectives and review of a revolutionary development in nuclear medicine based on clinical experience in over 7000 patientsExample image quality following 1GBq of [90Y] Therasphere for treatment of hepatocellular carcinoma. [90Y] is traditionally challenging to image, either using Bremsstrahlung or as a result of the low (32 per million) rate of positron emissionBack to article page