QJS Services

SUPPLEMENT ARTICLE Invited Commentary: ACCESS Open Minds National Indigenous Council Gregory M.

LETTER TO THE EDITORS Letter: studies of salivary pepsin in patients with gastro‐oesophageal reflux disease. Authors’ reply Stuart A. Riley Corresponding Author E-mail address: stuart.riley@sth.nhs.uk https://orcid.org/0000-0002-4520-7940 Department of Gastroenterology, Northern General Hospital, Sheffield, UK Search for more papers by this author PDF PDF Share Abstract Linked Content This article is linked to Race et al and Dettmar et al papers.

Summary Background Gastro‐oesophageal reflux disease (GERD) is difficult to diagnose without invasive testing. Peptest (RD Biomed, Hull, UK) is a recently marketed diagnostic tool which aims to quantify salivary pepsin as a marker of reflux, providing a rapid alternative to invasive procedures. Aim To evaluate optimal timing for sampling, and to evaluate the accuracy of Peptest against an independent measure.