Indium 111 DTPA Octreotide (Octreoscan) has been the pillar of Somatostatin receptor (SSTRs) imaging in nuclear medicine for over three decades. The advent PET/CT brought new analogs somatostatin that have higher affinity and improved resolution due to their labeling Gallium 68 positron imaging. most used include DOTATATE, DOTATOC DOTANOC. However, 68–1,4,7,10-tetraazacyclododecane-1,4,7,10-tet...