CT: computed tomography; EGD: esophagogastroduodenoscopy; FDG PET: fluorodeoxyglucose-positron emission tomography.
* Additional imaging (eg, CT chest) may be needed to evaluate for additional sites of metastatic disease.
¶ EGD is typically able to examine through the second portion of the duodenum; push enteroscopy can advance into the proximal jejunum. Because of its capacity to advance deeply into small bowel, device-assisted enteroscopy may be endoscopic procedure of choice but success is variable, even in expert hands.