Clinical Trial

Pyloric Sphincter Abnormalities in Patients With Gastroparesis Symptoms

Study acronym: PSAGS
Recruiting
View on ClinicalTrials.gov →
Summary
The overall objective of this study is to determine if there are pyloric sphincter abnormalities in patients with gastroparesis symptoms and determine how prevalent these abnormalities are using tests to assess the pyloric sphincter - endoluminal functional luminal imaging probe (Endoflip™), water load satiety testing (WLST), and high-resolution cutaneous electrogastrography (HR-EGG) using Gastric Alimetry™ System.
Protocol Amendment History 28 amendments
This ClinicalTrials.gov record has been amended 28 times since 2020-12-03; most recent amendment 2026-03-30.
Status change: Not Yet Recruiting → Recruiting 2025-10-30
Trial Details
NCT Number NCT04661215
Lead Sponsor Johns Hopkins Bloomberg School of Public Health
Collaborators: National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK), Massachusetts General Hospital, Temple University, University of Louisville, Wake Forest University, Mayo Clinic
Conditions Gastroparesis, Idiopathic Gastric Motility Disorder, Diabetic Gastroparesis
Enrollment 150 participants
Start Date 2026-01-13
Primary Completion 2027-03-30 (estimated)
Study Completion 2027-04-15 (estimated)
Updated on ClinicalTrials.gov 2026-04-03