<prompt> Which of the following is not a contraindication for resection of head of pancreas -Liver metastasisAscitesPeritoneal seedingsInvolvement of major artery  <response>: Ans. is b i.e., Ascites Signs of unresectability in CA pancreasEncasementinvasionocclusion of portal vein, sup. mesentric artery or vein.Extension beyond pancreatic capsule.Extension into reiroperitoneum.Involvement of nervesnodes around celiac axis or sup. mesentric artery.Extension beyond hepatoduodenal ligament. 