Statistics from Altmetric.com
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.
QUESTION: How accurate is the 13C-urea blood test for detecting Helicobacter pylori infection?
Blinded comparison of the 13C-urea blood test with tests based on endoscopic biopsy.
5 centres in the United States (Ann Arbor, Michigan; Syracuse, New York; Gainesville, Florida; Savannah, Georgia; and Los Angeles, California).
121 patients (mean age 49 y, 51% men) who were referred for endoscopy. Exclusion criteria included treatment for H. pylori infection in the previous year or use of antibiotics or bismuth in the previous month or proton-pump inhibitors in the previous 7 days.
Description of tests and diagnostic standards
Patients received 13C-urea, 125 mg dissolved in 75 ml of water. 30 minutes later, a 3-ml blood sample was obtained by venipuncture and analysed by gas isotope ratio mass spectrometry. The 3 diagnostic standards were histological evidence of H. pylori infection in biopsies obtained from the body and antrum of the stomach, a positive result for both histological and rapid urease …
Source of funding: not stated.
For correspondence: Dr W D Chey, University of Michigan Medical Center, 3912 Taubman Center, Box 0362, Ann Arbor, MI 48109, USA. FAX 734-936-7392.