Small gastric hyperplastic polyp with acute bleeding as an unusual presentation of malignancy: A case report.

Rationale: Gastric hyperplastic polyps are frequently found on upper gastrointestinal endoscopy and usually asymptomatic.

Patients Concerns: A 65-year-old man visited the emergency department due to melena. Emergency upper endoscopy revealed a semi-pedunculated polyp measuring 1.

The factors associated with longitudinal changes in liver stiffness in patients with chronic hepatitis B.

Background/aims: Liver stiffness (LS) as assessed by transient elastography (TE) can change longitudinally in patients with chronic hepatitis B (CHB). The aim of this study was to identify the factors that improve LS.

Methods: Between April 2007 and December 2012, 151 patients with CHB who underwent two TE procedures with an interval of about 2 years were enrolled.

[Clinical features of non-alcoholic fatty liver disease in cryptogenic hepatocellular carcinoma].

Background/aims: Nonalcoholic fatty liver disease (NAFLD) may be one of the important causes of cryptogenic hepatocellular carcinoma (HCC). The aim of this study was to evaluate whether patients with cryptogenic HCC share clinical features similar to that of NAFLD.

Methods: Cryptogenic HCC was defined as HCC that occurs in patients with the following conditions: HBsAg(-), anti-HCV(-), and alcohol ingestion of less than 20 g/day.