Risk factors of recurrent pancreatitis after first acute pancreatitis attack: a retrospective cohort study.

Few studies have been conducted in Asia on the recurrence of acute pancreatitis (AP). This study was designed to investigate characteristics of the disease to predict recurrence. We retrospectively analyzed 617 patients that experienced a first AP attack between January 2009 and December 2014.

Gallstone prevalence and risk factors in patients with ulcerative colitis in Korean population.

This study aims to evaluate the prevalence, risk factors, and relative risk of gallstones and associated disease in patients with ulcerative colitis (UC). Medical records of 311 patients diagnosed with UC between January 2004 and February 2015 were reviewed retrospectively. To assess relative risk, 622 patients matched by age, sex, and body mass index were included as a control group.

Association between status and metachronous gastric cancer after endoscopic resection.

Aim: To investigate the effect of () status test and eradication on the occurrence of metachronous gastric cancer (MGC) after endoscopic submucosal dissection (ESD) of early gastric cancer (EGC) and risk factors of MGC.

Methods: The authors retrospectively reviewed the medical records of 433 patients (441 lesions) who underwent ESD for EGC from January 2005 to January 2015 in Yeungnam University Hospital. Patients were categorized into two groups; the tested group ( = 257) and the non-tested group ( = 176) based on performance of status test after ESD of EGC.

Risk Factors of Advanced Adenoma in Small and Diminutive Colorectal Polyp.

The aims of this study were to review the clinicopathological characteristics of diminutive (≤ 5 mm) and small polyps (> 5 mm but < 10 mm) and to evaluate the risk factors of advanced adenoma for polyps of diameter < 10 mm in the colon. The medical records of 4,711 patients who underwent first colonoscopy at outpatient clinics or health promotion center were reviewed retrospectively. We analyzed the presence and risk factors of advanced adenoma, which was defined as a villous or tubulovillous polyp, high-grade dysplasia or intramucosal carcinoma histologically.

Clinical Outcomes in Hospitalized Patients with Clostridium difficile Infection by Age Group.

Background/aims: Advanced age is a known risk factor of poor outcomes for colitis, including Clostridium difficile infection (CDI). The present study compares the clinical outcomes of young and old patients hospitalized for CDI.

Methods: The clinical records of patients admitted from January 2007 to December 2013 with a diagnosis of CDI were analyzed.

Obstructive uropathy after inguinal herniorrhaphy with a mesh in a renal transplant patient.

A 67-year-old male renal transplant patient presented with a right inguinal bulging mass, and was diagnosed with a right indirect inguinal hernia. The day following inguinal herniorrhaphy, serum creatinine became elevated. The patient was oliguric and had abdominal pain on the first day after inguinal herniorrhaphy with a mesh.