About this trial

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.

Eligibility criteria

Qualifiers

Provision of signed and dated informed consent form.

Stated willingness to comply with all study procedures and availability for the duration of the study.

Male or female, aged 18-85

Symptoms of gastroparesis, either diabetic or idiopathic etiology

Disqualifiers

Prior gut lumen surgery on the esophagus or the stomach, including Nissen fundoplication.

Prior surgery on the pylorus (G-POEM, surgical pyloroplasty, surgical pyloromyotomy)

Known history of achalasia or esophageal stricture

Known history of physiological or mechanical GI obstruction

Trial design

Treatments tested in this trial

  • Not listed

Trial groups

150 Participants
are grouped into 2 trial groups

Locations

5
Mayo Clinic Arizona85259, ScottsdaleArizona, United States
University of Louisville40202, LouisvilleKentucky, United States
Massachusetts General02114, BostonMassachusetts, United States
Wake Forest University Health Sciences27157, Winston-SalemNorth Carolina, United States

Sponsors and collaborators

Johns Hopkins Bloomberg School of Public Health

Lead sponsor

National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)

Collaborator

Massachusetts General Hospital

Collaborator

Temple University

Collaborator

University of Louisville

Collaborator

Wake Forest University

Collaborator

Mayo Clinic

Collaborator