Clinical trials: Surveillance Colonoscopy
Adenoma Colon
Effect of Water Exchange Plus Acetic Acid Staining on the Detection of Flat Polyps During Colonoscopy
Our previous study (Am. J. Gastroenterol. 2017 04;112(4)) showed that water exchange (WE) colonoscopy was able to increase the detection of flat adenomas as well as overall ADR.
- Trial name
- NCT04464135
- Testing
- acetic acid staining, Water exchange colonoscopy
- Where
- 4 sites in China
- Volunteers
- 300 people
- Sponsor
- Air Force Military Medical University, China
Colonic Polyps, Surveillance
Large Overuse of Post-polypectomy Surveillance Colonoscopy
In colorectal cancer screening era a huge burden of medical resources has been applied to surveillance. Although the adherence to post-polipectomy recommendations is a advocated as a mainstay for quality assurance colonoscopy…
- Conditions
- Colonic Polyps, Surveillance, Colonoscopy
- Trial name
- NCT01458093
- Testing
- colonoscopy
- Where
- Italy
- Volunteers
- 7,081 people
- Sponsor
- Valduce Hospital
Colorectal Polyps
Colorectal Polypectomy Upon Insertion And Withdrawal Or Upon Withdrawal Only?
The investigators aim to assess the procedure time and miss rate of polyps when performing polypectomy in the colon on the way up* and down or only on the way down.
- Trial name
- NCT01607827
- Testing
- Polyp removal upon insertion and withdrawal, Polyp removal upon withdrawal only
- Where
- Switzerland
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- University of Zurich
Resect and Discard Strategies for Colonoscopy
Narrow Band Imaging in the Prediction of Surveillance Intervals After Polypectomy in Community Practice: Ready for (a European) Prime Time
Several reports have suggested that an endoscopic diagnosis of adenoma, by means of narrow band imaging (NBI), might allow the determination of polyp management and surveillance interval, particularly in patients with diminutive…
- Trial name
- NCT02196402
- Where
- Italy
- Volunteers
- 280 people
- Sponsor
- Valduce Hospital
Colorectal Adenoma
Risk of Metachronous Advanced Colorectal Neoplastic Among Individuals With Varying Numbers of Non-Advanced Adenomas Detected During Screening Colonoscopy
A retrospective observational study to evaluate the risk of metachronous advanced colorectal neoplastic (ACRN) among individuals with varying numbers of non-advanced adenomas (NAA) detected during screening colonoscopy
- Trial name
- NCT07302139
- Testing
- No Intervention: Observational Cohort
- Where
- China
- Volunteers
- 2,955 people
- Sponsor
- Fudan University
Ulcerative Colitis
Endomicroscopy in Ulcerative Colitis
This is a confirmatory, multicentric, prospective, randomized, controlled, single-blind study in subjects with long standing ulcerative colitis in clinical remission with indication for surveillance colonoscopy.
- Trial name
- NCT00659867
- Testing
- PENTAX EC-3870CIFK / EC-3870CILK confocal colonoscopes
- Where
- 5 sites in Germany, Italy
- Volunteers
- 182 people
- Sponsor
- PENTAX Europe GmbH
Surveillance Colonoscopy
Post-polypectomy Surveillance Interval In High-risk Subjects After Screening Colonoscopy
With many countries initiating population colorectal cancer (CRC) screening, including Hong Kong, more robust guidance for surveillance interval is required to maximize subject's benefit with optimal use of resources.
- Trial name
- NCT04034563
- Testing
- 1) Risk of metachronous advanced neoplasia at 3-year, beyond 3 years surveillance colonoscopy
- Where
- 2 sites in Hong Kong
- Volunteers
- 270 people, healthy volunteers welcome
- Sponsor
- Chinese University of Hong Kong
Ulcerative Colitis
Indigo Carmine Staining and Narrow Band Imaging (NBI) of Colonic Mucosa for Detection of Dysplasia in Ulcerative Colitis
A prospective, randomized trial to determine indigo carmine dye spraying and narrow band imaging (NBI) of colonic mucosa to detect dysplasia in ulcerative colitis (UC).
- Trial name
- NCT00961948
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- Mayo Clinic
Colon Polyps
A Prospective Trial of an Endoscopic Quality Improvement Project
Randomized prospective multi-site validation study.
- Trial name
- Equip 2 (NCT02325635)
- Testing
- Educational Training
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Colon Cancer
Vitamin D and Screening Colonoscopy or Polyp Surveillance
The investigators will recruit DoD beneficiaries 18 years or older, that have been referred for a screening colonoscopy or polyp surveillance (or had one in the last 2 weeks), and have no previous diagnosis of colorectal cancer.
- Trial name
- VitDColon (NCT02269332)
- Testing
- Screening Colonoscopy
- Where
- United States
- Volunteers
- 298 people
- Sponsor
- Mike O'Callaghan Military Hospital
Colon Cancer Prevention, Polyp Colorectal
Delayed Surveillance Colonoscopy Following Piecemeal EMR
This multicenter, prospective, randomized non inferiority trial, conducted at four Israeli hospitals, will evaluate whether a relaxed surveillance strategy after piecemeal endoscopic mucosal resection (pEMR) of large non…
- Trial name
- NCT07328308
- Testing
- Colonoscopy after bowel cleansing
- Where
- Israel
- Volunteers
- 760 people
- Sponsor
- Rambam Health Care Campus
Colonic Irrigation
Feasibility and Effectiveness of Colonic Irrigation
This study will allow investigators to determine whether colonic irrigation may allow for a non-oral, same-day alternative to traditional oral bowel prep regimens.
- Trial name
- NCT02826967
- Testing
- Colonic Irrigation
- Where
- United States
- Volunteers
- 36 people
- Sponsor
- NYU Langone Health
Inflammatory Bowel Disease
Comparison of Surveillance Colonoscopy Techniques in Patients With IBD
We propose a randomized controlled study to determine the detection rates of neoplasia with high definition colonoscopy alone, high definition dye spraying chromoendoscopy or High definition iSCAN virtual chromoendoscopy in…
- Trial name
- NCT02098798
- Testing
- HD Colonoscopy, HD Colonoscopy + iSCAN, HD Colonoscopy + dye spray
- Where
- Canada
- Volunteers
- 270 people
- Sponsor
- University of Calgary
Advanced Colorectal Cancer, Colo-rectal Cancer
Optimal Surveillance Strategy After Positive FIT and Negative Colonoscopy
Individuals with high fecal hemoglobin concentrations detected by fecal immunochemical testing (FIT) but negative findings on high-quality colonoscopy represent a clinically challenging population.
- Conditions
- Advanced Colorectal Cancer, Colo-rectal Cancer, Fecal Immunochemical Test
- Trial name
- NCT07470658
- Testing
- Colonoscopy Surveillance
- Where
- Taiwan
- Volunteers
- 1,274 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Inflammatory Bowel Disease (IBD), Ulcerative Colitis (Disorder)
Virtual Versus Dye-based Chromoendoscopy in Inflammatory Bowel Disease Surveillance Colonoscopy
People with inflammatory bowel disease (IBD), such as ulcerative colitis or Crohn's disease affecting the colon, have a higher risk of developing colon cancer over time.
- Conditions
- Inflammatory Bowel Disease (IBD), Ulcerative Colitis (Disorder), Crohns Disease, Colorectal Neoplasms
- Trial name
- NCT07089771
- Testing
- Virtual Chromoendoscopy, Dye-Based Chromoendoscopy
- Where
- Sweden
- Volunteers
- 480 people
- Sponsor
- Region Stockholm
Colitis, Colonic Dysplasia
Improved and Simplified Staining Technique for Dysplasia Detection in Colitis
Comparing chromoendoscopy to a digital staining technique and White light in patients with IBD attending scheduled surveillance colonoscopy
- Conditions
- Colitis, Colonic Dysplasia, Inflammatory Bowel Diseases, Colonoscopy
- Trial name
- IST-DDC (NCT06223347)
- Testing
- Chromoendoscopy
- Where
- Sweden
- Volunteers
- 106 people
- Sponsor
- Vastra Gotaland Region
Colonic Polyps, Artifical Intelligence
The Long-term Effect of Artificial Intelligence-assisted Colonoscopy on Risk of Metachronous Advanced Colonic Lesion
The goal of this prospective study is to to evaluate the prevalence of metachronous advanced colonic lesions in subsequent surveillance colonoscopies in patients who had previously undergone AI-assisted colonoscopy to…
- Conditions
- Colonic Polyps, Artifical Intelligence, Advanced Metachonous Colonic Lesion
- Trial name
- NCT07467928
- Testing
- Suveillance colonoscopy
- Where
- Hong Kong
- Volunteers
- 404 people, healthy volunteers welcome
- Sponsor
- The University of Hong Kong
Colorectal Cancer Screening
Comparison of on Demand Sedation With Study Method Versus on Demand Sedation With Conventional Method for Performing Colonoscopy for Colorectal Cancer Screening and Surveillance
Hypothesis 1. Study method achieves lower requirement for medications 2. Study method increases overall cecal intubation with comparable assessment of current experience and patient willingness to repeat future colonoscopy…
- Trial name
- NCT00920751
- Testing
- Water infusion, Air insufflation
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- East Bay Institute for Research and Education
Colonoscopy, Adenoma Detection Rate
Comparison of Adenoma Detection Rate in 3D vs. 2D Surveillance Colonoscopy
There is substantial evidence confirming that identifying and removing colorectal adenomas during colonoscopy helps prevent the development of colorectal cancer.
- Conditions
- Colonoscopy, Adenoma Detection Rate, Three Dimensional, Colon Polyps and Adenomas
- Trial name
- NCT07076966
- Testing
- 3D device
- Where
- 3 sites in Taiwan
- Volunteers
- 660 people
- Sponsor
- National Taiwan University Hospital
Cancer Colorectal
Identification of High Risk People for Colorectal Cancer and Evaluation of a Specific Surveillance System
Colorectal cancer is one the most frequent cancer in developed countries. In France, it rank third with 43000 new cases in 2015.
- Trial name
- ISIRECC (NCT02931825)
- Testing
- Reminder letter
- Where
- France
- Volunteers
- 7,101 people
- Sponsor
- University Hospital, Tours