[The importance of endosonography in preoperative management of patients with pancreatic head carcinoma].

Introduction: Pancreatic ductal cancer remains a devastating disease with an urgent need for improved diagnostics and new treatment strategies. It has no early specific symptoms, shows rapid progression and is practically undiagnosable in the early stage. Survival of radically operated patients is rather unsatisfactory.

[Controversy in the indication of surgical treatment of acute bleeding for peptic ulcers in gastroduodenum].

Introduction: Bleeding in the upper part of GI tract is a serious condition requiring careful investigation and adequate treatment. The surgical treatment is irreplaceable in the case of unsuccessful conservative treatments. The timing of a surgical intervention in diagnostic-therapeutic algorithm is still controversial, although there are a lot of identification factors.