What are the current and potential future roles for endoscopic ultrasound in the treatment of pancreatic cancer?

Figure 3 A 66 years old female with metastatic cholangiocarcinoma and gastric outlet obstruction undergoing endoscopic ultrasound-guided gastrojejunostomy. A: Tumor ingrowth into two previously placed duodenal stents; B: Endoscopic ultrasound visualization of a 20 mm balloon inflated in the proximal jejunum followed by a 19-gauge needle puncture (arrow); C and D: Balloon dilation of the gastrojejunal fistula over a 0.035 inch guidewire; E and F: Endoscopic (E) and fluoroscopic (F) demonstration of contrast flow across 10 mm × 15 mm lumen-apposing metal stent (arrow) into the jejunum.