Cyberknife Radiosurgery for Locally Advanced Pancreatic Cancer

Inclusion Criteria

• •Histologically confirmed malignancies of the pancreas, (ampulla of Vater or periampullary duodenum, tumors may be included when the head of pancreas is secondarily involved and unresectable criteria are met).
• •Unresectable by CT criteria or unresectable at exploratory laparotomy or laparoscopy. CT criteria for unresectability include encasement of the superior mesenteric vein (SMV), portal vein (PV) or invasion of the celiac artery or superior mesenteric artery (SMA).
• •Patients with metastatic disease may be treated if they are symptomatic from the primary tumor.