Clinical trials: Colon Polyps
Colorectal Adenoma, Colorectal Polyp
Examining Techniques on Adenoma Miss Rate in Proximal Colon
The primary aim of this study is to explore the usefulness of re-examination and retroflexion on adenoma miss rate (AMR) in the proximal colon.
- Trial name
- SINOCOLO2017 (NCT03355443)
- Testing
- Retroflexion, Re-examination
- Where
- 3 sites in China
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Changhai Hospital
Polyp of Colon
De-implementation of Outdated Colonoscopy Surveillance Interval Recommendations Among Patients With Low-risk Adenomas
The purpose of this study is to compare the effectiveness of three standard of care outreach approaches (i.e., mailed letter, secure message, and telephone call) on patient adoption of the new 10-year colonoscopy surveillance…
- Trial name
- DESIRE (NCT05389397)
- Testing
- Outreach
- Where
- United States
- Volunteers
- 604 people, healthy volunteers welcome
- Sponsor
- Kaiser Permanente
Colon Polyp
Artificial Intelligence in the Detection of Right Sided Colonic Polyp in Different Operator Experience
Colonoscopy is the gold standard modality for the detection of colonic polyp. However, miss polyp occurs especially in right sided colon.
- Trial name
- NCT05990218
- Testing
- Artificial intellegence. CADe syste,, control
- Where
- Thailand
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- Department of Medical Services Ministry of Public Health of Thailand
Adenomatous Polyp of Large Intestine
Prophylactic Coagulation for the Prevention of Bleeding in Endoscopic Mucosal Resection of Large Sessile Colonic Polyps
The hypothesis of this study is that prophylactic coagulation therapy with coagulation forceps to visible vessels within the mucosal defect for colonic Endoscopic Mucosal Resection (EMR) will reduce the rate of delayed bleeding…
- Trial name
- NCT01368731
- Testing
- Prophylactic use of coagulation therapy
- Where
- Australia
- Volunteers
- 328 people, healthy volunteers welcome
- Sponsor
- Professor Michael Bourke
Colonic Polyp
Implementation of Optical Diagnosis of Diminutive Colorectal Polyps: DISCARD3 Study (Incorporating AI-DETECT)
This is a prospective feasibility study. The aim of this work is to assess the acceptability and feasibility of optical diagnosis-led care in bowel cancer screening patients undergoing colonoscopy.
- Trial name
- NCT04710693
- Testing
- CAD polyp-detection system
- Where
- United Kingdom
- Volunteers
- 614 people, healthy volunteers welcome
- Sponsor
- London North West Healthcare NHS Trust
Colonic Polyp, Colorectal Cancer
Computer Aided Diagnosis of Colorectal Polyps
The purpose of this study is to assess whether computer aided technology (CAD) can help in the diagnosis of polyps found the bowel compared with visual inspection alone and therefore whether it is beneficial in helping clinicians…
- Trial name
- EndoBrain (NCT04510545)
- Testing
- Endobrain, Computer Aided Diagnosis (CAD)
- Where
- United Kingdom
- Volunteers
- 89 people, healthy volunteers welcome
- Sponsor
- King's College Hospital NHS Trust
Colorectal Neoplasms
Study of Folic Acid, Calcium and Vitamin D in Preventing Colorectal Polyps and Colorectal Cancer
Folic acid (FA) and its derivatives (folate) which play a role in nucleotide synthesis and methylation reactions as well as calcium and vitamin D are assumed to be effective in the prevention of colorectal polyps and Colorectal…
- Trial name
- NCT02066688
- Testing
- folic acid, folic acid calcium vitamin D3, calcium
- Where
- China
- Volunteers
- 2,400 people, healthy volunteers welcome
- Sponsor
- Shanghai Jiao Tong University School of Medicine
Colorectal Cancer, Colorectal Adenoma
Accuracy of Real Time Characterization in Artificial Intelligence-assisted Colonoscopy
The goal of this substudy is to investigate the accuracy of a computer-aided polyp characterization (CADx) system. The main question[s] it aims to answer are: How high is the specificity of the AI system when characterizing…
- Conditions
- Colorectal Cancer, Colorectal Adenoma, Colorectal Neoplasms
- Trial name
- NCT05754229
- Testing
- AI-assisted colonoscopy
- Where
- 4 sites in Denmark
- Volunteers
- 395 people, healthy volunteers welcome
- Sponsor
- Ismail Gögenur
Colonoscopy, Adenomatous Polyp
A Prospective, Single Blinded Study for Predicting Colon Polyp Histology With Narrow Band Imaging
The investigators hypothesize that NBI will have a high accuracy in predicting polyp histology real time during a colonoscopy by visualization of the surface mucosal and vascular patterns.
- Conditions
- Colonoscopy, Adenomatous Polyp, Neoplastic
- Trial name
- NBI (NCT00613262)
- Testing
- Narrow Band Imaging
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Midwest Biomedical Research
Colorectal Polyp, Colorectal Adenoma
Standard Colonoscopy Versus Colonoscopy With Endocuff Vision
This study seeks to compare colonoscopy results between a standard method and one using a distal scope attachment (Endocuff Vision).
- Conditions
- Colorectal Polyp, Colorectal Adenoma, Colon Cancer
- Trial name
- NCT03361917
- Testing
- Endocuff Vision
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Indiana University
Colorectal Cancer, Colorectal Neoplasms
Early Detection of Advanced Adenomas and Colorectal Cancer
This study aims to develop a highly sensitive, specific, and cost-effective blood assay for early detection of colorectal adenomas and cancer, using advanced machine learning and state-of-the-art biological analyses.
- Conditions
- Colorectal Cancer, Colorectal Neoplasms, Colorectal Polyp, Colorectal Adenocarcinoma
- Trial name
- AACRC (NCT06342440)
- Testing
- DENEB
- Where
- 6 sites in United States, China and 3 more
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- City of Hope Medical Center
Healthy Subjects
Evaluation of C-Scan in Identifying Subjects With Elevated Risk of Polyps in the Colon
The purpose of the first part of the study (subgroup R\&D) is to demonstrate the safety and performance of the C-Scan system and to collect data in order to improve the analysis process.
- Trial name
- NCT05268406
- Testing
- C-Scan System
- Where
- 10 sites in Israel
- Volunteers
- 800 people, healthy volunteers welcome
- Sponsor
- Check-Cap Ltd.
Colonic Polyps, Colonic Neoplasms
Development of Quality Indicators and Quality Improvement Plan of Colonoscopy in Experienced Endoscopist
The purpose of this study is to determine clinical factors affecting quality indicators of colonoscopy including adenoma detection rate, and whether quality of colonoscopy could be elevated by improving related factors.
- Trial name
- NCT02385552
- Testing
- Feedback
- Where
- 2 sites in South Korea
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Seoul National University Hospital
Adenoma Colon, Polyp of Colon
Computer-aided Detection of Colorectal Polyps
In this observational pilot study, we assess the diagnostic performance of an artificial intelligence sytem for automated detection of colorectal polyps.
- Trial name
- NCT04359355
- Testing
- Artificial Intelligence System for Detection of colorectal polyps
- Where
- Germany
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Erlangen-Nürnberg Medical School
Post-endoscopic Mucosal Resection of Colon Polyps
Assessing a Endoscopic Mucosal Resection Site Using Different Endoscopic Imaging Methods
The purpose of this study is to compare the accuracy of using different endoscopic imaging technique (white light, white light with near focus, narrow band imaging (NBI), NBI with near focus) for detection of residual neoplastic…
- Trial name
- NCT02668198
- Testing
- Olympus CF190 Colonoscope High definition white light, Olympus CF190 Colonoscope White light with near focus, Olympus CF190 Colonoscope Narrow band imaging
- Where
- United States
- Volunteers
- 230 people, healthy volunteers welcome
- Sponsor
- Michael Wallace
Colonic Adenomatous Polyps
Effectiveness and Safety of the Colonoscopy With "Visualization" Balloon
Colonoscopy has become the "gold standard" in detection of colonic polyps and colon cancer. However, colonoscopy causes significant abdominal discomfort and abdominal pain during and after the procedure, requiring intravenous…
- Trial name
- NCT02117232
- Testing
- Visualization balloon, Traditional CO2 insufflation colonoscopy
- Where
- United States
- Volunteers
- 216 people, healthy volunteers welcome
- Sponsor
- Mercy Medical Center
Colonic Polyp
Effect of Epinephrine on Post-polypectomy Pain
Epinephrine is widely used in endoscopic mucosal resection of large polyps to prevent post-polypectomy bleeding. No previous studies looked at increase in immediate post-polypectomy pain with the use of epinephrine.
- Trial name
- NCT04065451
- Testing
- Epinephrine
- Where
- United States
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Indiana University
Colon Polyps
Real-time Diagnosis of Colorectal Polyps Using Narrow-Band Imaging
Accurate optical diagnosis of colorectal polyps could allow a "resect and discard" strategy with surveillance intervals determined based on the results of the optical biopsy.
- Trial name
- NCT02516748
- Testing
- Feedback
- Where
- South Korea
- Volunteers
- 3,268 people, healthy volunteers welcome
- Sponsor
- Seoul National University Hospital
Colorectal Polyp, Colorectal Cancer
Detection of Endoscopic Resection Scars and Delineation of Recurrence is Trainable
Colorectal cancer is prevented by colonoscopy and polypectomy. Failure to recognize the endoscopic resection scar after Endoscopic Mucosal Resection (EMR) risks unrecognized recurrent or residual adenoma (RRA), which may…
- Trial name
- SCAR (NCT06193356)
- Testing
- Learning tool
- Where
- Belgium
- Volunteers
- 141 people, healthy volunteers welcome
- Sponsor
- University Hospital, Ghent
MutYH-associated Polyposis
MUTYH-associated Polyposis
This is single-center, prospective, non-randomized study
- Trial name
- MAP (NCT03847532)
- Testing
- Sanger sequencing method
- Where
- Russia
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- State Scientific Centre of Coloproctology, Russian Federation