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ClinicalTrials.gov public records Last synced Sep 2, 2026, 6:45 AM EDT

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Showing 1–13 of 13 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Colonic Polyps, Colonic Neoplasms
Interventions
CT colonography and optical colonoscopy
Device
Lead sponsor
Japanese CT Colonography Society
Other
Eligibility
20 Years and older
Enrollment
1,257 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Colorectal Cancer
Interventions
computed tomography, diagnostic colonoscopy
Procedure
Lead sponsor
American College of Radiology Imaging Network
Network
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2003
U.S. locations
11
States / cities
Birmingham, Alabama • Los Angeles, California • San Francisco, California + 8 more
Completed No phase listed Observational Accepts healthy volunteers

Virtual Colonoscopy Using Omnipaque as a Contrast Agent

NCT04582500
Conditions
Colorectal Cancer
Interventions
Iohexol
Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
The Bronx, New York
Completed Not applicable Interventional Accepts healthy volunteers Results available

The National CT Colonography Trial

NCT00084929
Conditions
Colorectal Cancer
Interventions
CT Colonography
Procedure
Lead sponsor
American College of Radiology Imaging Network
Network
Eligibility
50 Years and older
Enrollment
2,600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2010
U.S. locations
14
States / cities
Scottsdale, Arizona • La Jolla, California • Los Angeles, California + 11 more
Conditions
Colonoscopy
Interventions
HalfLytely
Drug
Lead sponsor
Braintree Laboratories
Industry
Eligibility
18 Years and older
Enrollment
20 participants
Timeline
Started 2004
U.S. locations
1
States / cities
Vero Beach, Florida
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers

Evaluation of Computer-assisted, Non-cathartic CT Colonography

NCT01200303
Conditions
Colonic Polyps
Interventions
non-cathartic CTC
Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
50 Years to 80 Years
Enrollment
605 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2011
U.S. locations
3
States / cities
San Francisco, California • Boston, Massachusetts
Completed No phase listed Observational Accepts healthy volunteers

Unprepped CT Colonography

NCT00586053
Conditions
Colorectal Neoplasms
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
40 Years and older
Enrollment
1,255 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2009
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Colorectal Cancer Screening
Interventions
COLON Capsule endoscopy, Computed Tomographic Colonography
Device
Lead sponsor
Medtronic - MITG
Industry
Eligibility
50 Years to 75 Years
Enrollment
320 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
13
States / cities
Mobile, Alabama • Jacksonville, Florida • Chicago, Illinois + 8 more
Completed No phase listed Observational

Comparative Effectiveness of CTC & OC

NCT02143115
Conditions
Colorectal Cancer
Interventions
Optical colonoscopy, CT-Colonography
Procedure · Radiation
Lead sponsor
Fox Chase Cancer Center
Other
Eligibility
18 Years and older
Enrollment
244 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
5
States / cities
Chicago, Illinois • Rochester, Minnesota • New York, New York + 2 more
Conditions
Colorectal Polyps
Interventions
CTC surveillance
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
50 Years and older
Enrollment
272 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2016
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Colonic Polyps
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
40 Years to 99 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
2
States / cities
Scottsdale, Arizona • Rochester, Minnesota
Conditions
Colorectal Cancer
Interventions
screening questionnaire administration, barium enema injection, computed tomography, computed tomography colonography, diagnostic colonoscopy, screening colonoscopy
Other · Procedure
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
775 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2005
U.S. locations
14
States / cities
La Jolla, California • San Francisco, California • Vero Beach, Florida + 8 more
Not listed No phase listed Observational Accepts healthy volunteers

Evaluation of Stool Tagging for Improved Patient Compliance

NCT00124163
Conditions
Colon Cancer, Polyps
Interventions
Imaging procedure of CT colonography
Procedure
Lead sponsor
Center for Diagnostic Imaging
Other
Eligibility
45 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2005
U.S. locations
1
States / cities
Chesterfield, Missouri