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Showing 1–20 of 20 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Gastric Residual Clear all
Recruiting No phase listed Observational

Pan-tumor MRD Study

NCT06605404
View directory record Official record
Conditions
Muscle Invasive Bladder Urothelial Carcinoma, Esophageal Cancer, Gastric and Gastroesophageal Junction (GEJ) Adenocarcinoma, Melanoma (Skin Cancer), NSCLC (Non-small Cell Lung Cancer), Pancreatic (Exocrine Only), Mix of Solid Tumors (MOST)
Interventions
blood and tissue samples, blood and tissue samples
Diagnostic Test · Other
Lead sponsor
Paradigm Health
Industry
Eligibility
18 Years and older
Enrollment
1,350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2032
U.S. locations
2
States / cities
San Diego, California • Maumee, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 13, 2025 · Synced Jul 21, 2026, 10:10 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

cfDNA Assay Prospective Observational Validation for Early Cancer Detection and Minimal Residual Disease

NCT05366881
View directory record Official record
Conditions
Brain Cancer, Breast Cancer, Bladder Cancer, Cervical Cancer, Colorectal Cancer, Endometrial Cancer, Esophageal Cancer, Stomach Cancer, Head and Neck Cancer, Hepatobiliary Cancer, Leukemia, Lung Cancer, Lymphoma, Multiple Myeloma, Ovarian Cancer, Pancreatic Cancer, Prostate Cancer, Renal Cancer, Sarcoma, Thyroid Cancer
Interventions
Not listed
Lead sponsor
Adela, Inc
Industry
Eligibility
40 Years and older
Enrollment
7,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
17
States / cities
Duarte, California • Miami, Florida • Gainesville, Georgia + 14 more
Source: ClinicalTrials.gov public record
Updated Jan 19, 2026 · Synced Jul 21, 2026, 10:10 PM EDT
Recruiting No phase listed Observational

ORACLE: Observation of ResiduAl Cancer With Liquid Biopsy Evaluation

NCT05059444
View directory record Official record
Conditions
Bladder Carcinoma, Ureter Carcinoma, Renal Pelvis Carcinoma, Non-small Cell Lung Cancer, Invasive Breast Carcinoma, Cutaneous Melanoma, Esophageal Carcinoma, Gastroesophageal Junction Carcinoma, Gastric Adenocarcinoma, Pancreatic Adenocarcinoma, Squamous Cell Carcinoma of the Head and Neck, Epithelial Ovarian Carcinoma, Fallopian Tube Carcinoma, Endometrial Carcinoma, Renal Cell Carcinoma, Rectal Adenocarcinoma
Interventions
Guardant Reveal
Diagnostic Test
Lead sponsor
Guardant Health, Inc.
Industry
Eligibility
18 Years and older
Enrollment
2,020 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2029
U.S. locations
33
States / cities
Birmingham, Alabama • Chandler, Arizona • Hot Springs, Arkansas + 30 more
Source: ClinicalTrials.gov public record
Updated Aug 21, 2025 · Synced Jul 21, 2026, 10:10 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Residual Gastric Volume in Same Day Versus Split Dose and Evening Before Bowel Preparation

NCT02264249
View directory record Official record
Conditions
Esophagogastroduodenoscopy, Colonoscopy
Interventions
Esophagogastroduodenoscopy and colonoscopy split dose prep, Esophagogastroduodenoscopy and colonoscopy Evening before colonoscopy prep, Esophagogastroduodenoscopy and colonoscopy Same day prep colonoscopy preparation
Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
449 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Weston, Florida
Source: ClinicalTrials.gov public record
Updated May 16, 2017 · Synced Jul 21, 2026, 10:10 PM EDT
Recruiting Not applicable Interventional

Protective Benefits of a Clear Liquid Diet on Residual Gastric Content in Patients Taking Glucagon Like Peptide-1 Receptor (GLP-1 RA) Agonist Prior to Anesthesia

NCT06654219
View directory record Official record
Conditions
Pulmonary Aspiration
Interventions
GLP-1 RA users with prolonged fasting instructions, GLP-1 RA users with standard NPO instructions
Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
136 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Nov 2, 2025 · Synced Jul 21, 2026, 10:10 PM EDT
Recruiting Not applicable Interventional

Effect of Prolonged Fasting Time on Gastric Residual Volume in Patients Taking GLP1 Receptor Agonists

NCT07006142
View directory record Official record
Conditions
Upper Endoscopy, GLP1-R-related Disease
Interventions
Modified Fasting Guidelines
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Jul 21, 2026, 10:10 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

CT Residual Gastric Fluid Volume

NCT02239068
View directory record Official record
Conditions
Clinical CT Abdomen/Pelvic With Oral Contrast and Sedation
Interventions
Not listed
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
1 Month to 10 Years
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2023
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 17, 2024 · Synced Jul 21, 2026, 10:10 PM EDT
Completed Phase 2 Interventional

SAFEstart Feeding Intolerance Study Phase II

NCT00331201
View directory record Official record
Conditions
Feeding Intolerance, Abdominal Distention, Gastric Residual, Emesis and Diarrhea, Blood in Stool
Interventions
SAFEstart
Drug
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
Not listed
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
Ogden, Utah
Source: ClinicalTrials.gov public record
Updated Nov 27, 2006 · Synced Jul 21, 2026, 10:10 PM EDT
Recruiting Phase 3 Interventional

Evaluating Novel Therapies in ctDNA Positive GI Cancers

NCT05482516
View directory record Official record
Conditions
Colon Adenocarcinoma, Rectal Adenocarcinoma, Gastric Adenocarcinoma, Pancreatic Adenocarcinoma, Hepatocellular Carcinoma, Adenocarcinoma of Biliary Tract, Gallbladder Adenocarcinoma
Interventions
Atezolizumab, Bevacizumab
Drug
Lead sponsor
Georgetown University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
3
States / cities
Washington D.C., District of Columbia • Hackensack, New Jersey
Source: ClinicalTrials.gov public record
Updated May 21, 2025 · Synced Jul 21, 2026, 10:10 PM EDT
Recruiting No phase listed Observational

Detection of Minimal Residual Disease Using Exosomal miRNA Distant Metastasis Markers

NCT07243015
View directory record Official record
Conditions
Gastric Cancer
Interventions
small RNA-seq or array, ENLIGHT Assay
Diagnostic Test
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Jul 5, 2026 · Synced Jul 21, 2026, 10:10 PM EDT
Completed Not applicable Interventional Results available

Aspiration of Residual Gastric Contents

NCT01863043
View directory record Official record
Conditions
Infant, Premature, Nutrition, Enteral
Interventions
No aspiration of gastric contents, Routine aspiration of gastric contents
Procedure
Lead sponsor
University of Florida
Other
Eligibility
Up to 3 Days
Enrollment
146 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 27, 2023 · Synced Jul 21, 2026, 10:10 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Holding vs. Continuing Incretin-based Therapies Before Upper Endoscopy

NCT06533527
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Obesity, Gastroparesis
Interventions
GLP-1 medication
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
Not listed
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
2
States / cities
Weston, Florida • Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 4, 2025 · Synced Jul 21, 2026, 10:10 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Effect of NPO Time and Type of Food Intake on Preoperative Residual Gastric Content and pH

NCT03448991
View directory record Official record
Conditions
Fasting, Pediatric ALL
Interventions
Not listed
Lead sponsor
Boston Children's Hospital
Other
Eligibility
Up to 17 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 18, 2021 · Synced Jul 21, 2026, 10:10 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Residual Gastric Content and GLP-1

NCT06814080
View directory record Official record
Conditions
Pre-op Gastric Emptying
Interventions
Not listed
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Sep 17, 2025 · Synced Jul 21, 2026, 10:10 PM EDT
Withdrawn Phase 3 Interventional

Effect of Methylnaltrexone (Relistor) on Digestion and Tolerance to Tube Feeding in Patients Treated With Opiates

NCT01360372
View directory record Official record
Conditions
Tube Feeding
Interventions
Methylnaltrexone, Saline injection
Drug
Lead sponsor
Drexel University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 16, 2015 · Synced Jul 21, 2026, 10:10 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Comparison of Residual Gastric Volume Between Children Who Drink Different Clear Oral Fluid Volume

NCT03741777
View directory record Official record
Conditions
Fasting, Gastric Emptying
Interventions
Clear oral fluid
Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
13 Years to 17 Years
Enrollment
288 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Jul 21, 2026, 10:10 PM EDT
Not listed Not applicable Interventional

Gastric US in ICU Patient

NCT05526105
View directory record Official record
Conditions
Critical Illness, Surgery, Aspiration Pneumonia
Interventions
Gastric Ultrasound
Diagnostic Test
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years to 100 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Jun 26, 2024 · Synced Jul 21, 2026, 10:10 PM EDT
Completed Not applicable Interventional

Effects Of Not Measuring Gastric Residual Content On Feeding Tolerance In Premature Infants iNFANTS

NCT01965769
View directory record Official record
Conditions
Premature Infant
Interventions
No gastric residual evaluation
Other
Lead sponsor
University of Florida
Other
Eligibility
Up to 3 Days
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Oct 17, 2013 · Synced Jul 21, 2026, 10:10 PM EDT
Completed Not applicable Interventional

Routine Versus no Assessment of Gastric Residual Volumes in Preterm Infants

NCT04062851
View directory record Official record
Conditions
Gastric Residual Volume, Preterm Infant, Feeding Disorder Neonatal
Interventions
No Gastric residual volume monitoring
Other
Lead sponsor
AdventHealth
Other
Eligibility
2 Hours to 1 Month
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Apr 25, 2022 · Synced Jul 21, 2026, 10:10 PM EDT
Completed Not applicable Interventional

Re-feeding Gastric Residuals in Preterm Infants

NCT01420263
View directory record Official record
Conditions
Premature; Infant, Light-for-dates
Interventions
Re-feeding residuals, Fresh Feeding Breastmilk or Formula only
Procedure
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
1 Day to 7 Days
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Feb 10, 2013 · Synced Jul 21, 2026, 10:10 PM EDT