Background By means of 24 h multi-channel intraluminal impedance and pH recording
(MII/pH), patients with heartburn and normal upper gastrointestinal endoscopy findings can …

Abstract Background and Aims: To investigate the reflux profile of Chinese
gastroesophageal reflux disease (GERD) patients with the aid of combined multichannel …

Introduction Symptom association is important to distinguish non-erosive reflux disease
[NERD; abnormal oesophageal acid exposure time (AET) and/or positive symptom …

Objective. To investigate the differences in the results of esophageal function tests for
functional heartburn (FH) and reflux hypersensitivity (RH). Methods. Patients with FH and …

Background & Aims Mucosal integrity can be assessed in patients with gastroesophageal
reflux disease (GERD) by measuring intraluminal baseline impedance (BI). However, it is …

Aims To assess the contribution of 24-h esophageal multichannel intraluminal impedance
and pH (MII-pH) monitoring and high resolution endoscopy (HRE) with i-scan imaging in …

Abstract Background and Aim: The subgroups and symptom characteristics of non‐erosive
reflux disease (NERD) based on acid and duodenogastroesophageal reflux may be different …

Objectives: Gastro-esophageal reflux disease (GERD) is a common disease in
gastroenterology outpatients. However, some patients with typical reflux symptoms does not …

Background: Visceral hypersensitivity plays a major role in the pathogenesis of non‐erosive
oesophageal reflux disease (NERD). Prevalence of NERD differs according to the …

Methods Endoscopy-negative patients with esophageal or supraesophageal symptoms who
underwent esophageal multichannel intraluminal impedance-pH monitoring were included …