Before randomisation, all patients are fitted with an endoscopically inserted biliary tract drainage endoscopically inserted. When postoperatively ascertained that the pancreas head carcinoma is non-resectable, the patient shall be electronically registered and randomly assigned to one of the palliative strategies. Group 1 will be fitted with a biliodigestive anastomosis. Group 2 will continue with the endoscopically inserted drainage. Regardless of which group they belong to, all patients will receive a palliative chemotherapy.