Related Experiment Video
Updated: Jun 7, 2026
08:25
Construction of a Wireless-Enabled Endoscopically Implantable Sensor for pH Monitoring with Zero-Bias Schottky Diode-based Receiver
Published on: August 27, 2021
Clinical utility of the wireless pH capsule
Brian E Lacy1, Andrew C Dukowicz, Douglas J Robertson
1Section of Gastroenterology and Hepatology, Dartmouth-Hitchcock Medical Center, Lebanon, NH 03756, USA. brian.lacy@hitchcock.org
Journal of Clinical Gastroenterology
|October 30, 2010
Summary
The wireless pH capsule test frequently provides new information, changes diagnoses, and alters patient management for acid reflux symptoms. This study confirms its clinical utility in patient care.
Area of Science:
- Gastroenterology
- Medical Diagnostics
Background:
- The wireless pH capsule is a common tool for evaluating acid reflux symptoms.
- However, its clinical utility and impact on patient care remain largely unestablished.
Purpose of the Study:
- To assess the clinical utility of the wireless pH capsule test.
- To determine if the test provides new information, changes diagnoses, or alters patient management.
Main Methods:
- Prospective study involving 598 wireless pH capsule procedures.
- Referring providers completed pre-test questionnaires on indications and symptoms.
- Post-test surveys assessed if results provided new information, changed diagnosis, or altered management.
Main Results:
- Of 490 eligible patients, 309 (63%) had usable survey data.
- Wireless pH capsule results yielded new information in 88% of cases.
- The test changed diagnoses in 22% and altered management in 63% of patients.
Conclusions:
- The wireless pH capsule demonstrates significant clinical utility.
- Test results frequently offer new insights and impact patient diagnosis and management.
- Further research should identify specific test characteristics influencing patient care.
