[A case of secondary sclerosing cholangitis following endoscopic submucosal dissection ulcer bleeding].

A 75-year-old male patient underwent endoscopic submucosal dissection (ESD) for early gastric cancer. The ESD ulcer bleeding occurred 7 days post-ESD, and he underwent endoscopic clipping hemostasis. Afterward, the patient presented with acute cholecystitis and cholangitis, thereby developing sclerosing cholangitis.

Usefulness of procalcitonin for severity assessment in patients with acute cholangitis.

Background: The aim of the present study was to examine the usability of procalcitonin (PCT) for severity assessment in patients with acute cholangitis (AC).

Methods: Serum PCT concentrations were measured on admission in patients with AC. Patients were classified with mild, moderate, or severe AC based on severity assessment guidelines.