[An Elisa stool test to detect Helicobacter pylori infection].

Background: Infection with Helicobacter pylori is frequent in Chile, and a good test for its diagnosis ideally should be non-invasive, fast, easy and inexpensive.

Aim: To report the use of an immunoassay test, that detects antigens of Helicobacter pylori in stools.

Material And Methods: One hundred and four patients that required an upper gastrointestinal endoscopy were studied.