[Validation of an ammonia breath test for the diagnosis of Helicobacter pylori infection in patients with dyspepsia at Hospital Cayetano Heredia].

Unlabelled: Objetive: To determine the diagnostic validity of an ammonia breath test for Helicobacter pylori infection in patients who undergo an upper gastrointestinal endoscopy at Hospital Cayetano Heredia.

Material And Methods: From April to December 2014, 155 patients were evaluated with the ammonia breath test and compared with a histological evaluation of the gastric biopsies as the gold standard. Data were evaluated using Microsoft Excel and STATA 14 to build a ROC curve.

[Validation of the rapid urease test for the detection of Helicobacter pylori in a Peruvian hospital].

Objective: To validate a rapid urease test (RUT) in Cayetano Heredia Hospital (HCH) in Lima, Peru.

Materials And Methods: This is a prospective observational study that included 181 patients over 18 years old with dyspeptic symptoms. All of them underwent upper gastrointestinal endoscopy at the Department of Gastroenterology at HCH.