Fig. 2From: A case of successful conversion from everolimus to surgical resection of a giant pancreatic neuroendocrine tumor a 68Ga-DOTATOC-positron emission tomography/computed tomography indicates a high level of tracer accumulation in the tumor. However, an absence of accumulation is visible within the tumor, suggesting an effective response to everolimus. b, c The residual tumor inside the portal vein was also positive for 68Ga-DOTATOCBack to article page