Clinical trials: Polyp, Colonic
Colorectal Cancer Screening, Colonic Polyps/Colonoscopy/Colorectal Neoplasms
The Impact of Image-Assisted Colonoscope on Patient Experience, Physician Workload, and Examination Quality
Colonoscopy is the cornerstone for colorectal cancer screening, diagnosis, and post-treatment surveillance. Procedural quality is influenced by patient anatomy, particularly variations in colonic configuration such as sigmoid…
- Conditions
- Colorectal Cancer Screening, Colonic Polyps/Colonoscopy/Colorectal Neoplasms, Difficult Colonoscopy, Colonoscopy-Related Discomfort
- Trial name
- LOOP-p1 (NCT07541924)
- Testing
- CT-Based Image-Assisted Colonoscope Insertion
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- DONG WU
Colonic Polyps
Polypectomy in Patients Taking Dual Antiplatelet Agents
Current guidelines recommend discontinuation of antiplatelets (i.e clopidogrel) for 7 days in patients taking DAT (dual antiplatelet therapy) before colonoscopy and polypectomy.
- Trial name
- NCT02865824
- Testing
- Continue thienopyridine, Discontinue thienopyridine
- Where
- South Korea
- Volunteers
- 180 people
- Sponsor
- Incheon St.Mary's Hospital
Colonic Polyps
The Australian Colonic Advanced Mucosal Neoplasia and Endoscopic Resection Study
To enhance understanding of the risk factors for AMN, improve lesion assessment and prediction of submucosal invasive cancer, improve endoscopic resection efficacy, reduce complications of WF-EMR and improve the understanding of…
- Trial name
- ACER/AMN (NCT02000141)
- Testing
- Endoscopic Mucosal Resection
- Where
- Australia
- Volunteers
- 1,281 people
- Sponsor
- Professor Michael Bourke
Colorectal Neoplasms, Colon Polyp
Computer-aided Detection During Screening Colonoscopy (Experts)
Evaluation of the colonic mucosa with a high definition colonoscope (EPKi7010 video processor). The endoscopy images will be seen on a 27inch, flat-panel, high-definition LCD monitor (Radiance™ ultraSC-WU27-G1520 model) only by…
- Conditions
- Colorectal Neoplasms, Colon Polyp, Colon Adenoma
- Trial name
- NCT04915833
- Testing
- Standard high-definition colonoscopy, Colonoscopy with real-time AI assisted automated polyp detection
- Where
- Ecuador
- Volunteers
- 209 people
- Sponsor
- Instituto Ecuatoriano de Enfermedades Digestivas
Colon Cancer, Colon Sessile Serrated Adenoma/Polyp
Narrow Band Imaging Versus White Light for Colonoscopy Serrate Lesions Detection
Colorectal cancer (CRC) is a leading cause of cancer death and its' incidence is rising in most European countries. Colonoscopy has been shown to reduce CRC incidence, however its effectiveness depends on the sensitivity to…
- Trial name
- NCT02876133
- Testing
- narrow band imaging withdrawal, white light withdrawal
- Where
- 3 sites in Portugal
- Volunteers
- 987 people, healthy volunteers welcome
- Sponsor
- Hospital Beatriz Ângelo
Attenuated Familial Adenomatous Polyposis, Colorectal Carcinoma
Testing Obeticholic Acid for Familial Adenomatous Polyposis
This phase IIa trial investigates if giving obeticholic acid (OCA) is safe and has a beneficial effect on the number of polyps in the small bowel and colon in patients with familial adenomatous polyposis (FAP).
- Conditions
- Attenuated Familial Adenomatous Polyposis, Colorectal Carcinoma, Duodenal Carcinoma, Familial Adenomatous Polyposis
- Trial name
- NCT05223036
- Testing
- Biopsy Procedure, Biospecimen Collection, Gastrointestinal Endoscopy
- Where
- 7 sites in United States, Puerto Rico
- Volunteers
- 15 people
- Sponsor
- National Cancer Institute (NCI)
Colorectal Cancer
Real-Time Characterizations of Diminutive Colorectal Polyps Using Narrow Band Imaging
Colorectal cancer is the second leading cause of cancer related death in the United States. Colonoscopy is the most commonly performed screening procedure and diminutive polyps (<5mm) are the most commonly found polyps during…
- Trial name
- NCT02441998
- Testing
- Education intervention: Training in Narrow Band Imaging
- Volunteers
- 26 people
- Sponsor
- University of Michigan
Right Colon Adenoma Miss Rate, Right Colon Hyperplastic Polyp Miss Rate
Multicenter Evaluation of Right Colon Polyp Miss Rates Using Water Exchange Versus CO2 Insufflation
A prospective multicenter randomized controlled trial (RCT) comparing water exchange (WE) colonoscopy and carbon dioxide (CO2) insufflation in terms of right colon combined adenoma miss rate (AMR) and hyperplastic polyp miss rate…
- Trial name
- NCT04124393
- Testing
- Colon Polypectomy
- Where
- Taiwan
- Volunteers
- 386 people
- Sponsor
- Evergreen General Hospital, Taiwan
Colitis,Ulcerative, Adenomatous Polyposis Coli
Registry With Information About Colitis Ulcerosa and Familial Adenomatous Polyposis Patients
The purpose of this registry is to collect information about patients in which a pouch has been created to improve in the future the quality of the surgery of the pouch.
- Conditions
- Colitis,Ulcerative, Adenomatous Polyposis Coli, Reservoir, Ileoanal
- Trial name
- KOPOF (NCT01604564)
- Where
- Belgium
- Volunteers
- 207 people
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Colorectal Cancer, Polyps
Vitamin D/Calcium Polyp Prevention Study
Extensive experimental and observational data suggest that intake of calcium and of vitamin D exert protective effects on colorectal neoplasia.
- Conditions
- Colorectal Cancer, Polyps, Adenomas
- Trial name
- NCT00153816
- Testing
- Calcium Carbonate, Vitamin D3
- Where
- 11 sites in United States, Puerto Rico
- Volunteers
- 2,813 people
- Sponsor
- Dartmouth-Hitchcock Medical Center
Colorectal Polyps
Discard:Characterisation of Colonic Polyps in Vivo
Prospective study of accuracy of colonic polyp characterisation in vivo using high resolution white light endoscopy, narrow band imaging and chromoendoscopy.
- Trial name
- DISCARD (NCT00888771)
- Where
- United Kingdom
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Colorectal Cancer, Familial Adenomatous Polyposis
DNA Adductomics for Colorectal Cancer Investigation
This project seeks to identify DNA-adducts in colon tissue from different groups of patients with CRC scheduled for complete or partial colon resections. Other patients scheduled for resection of the colon serve as controls.
- Conditions
- Colorectal Cancer, Familial Adenomatous Polyposis, Hereditary Non-polyposis Colon Cancer, Lynch Syndrome
- Trial name
- adductomics (NCT04865601)
- Testing
- resectomy of the colon
- Where
- Denmark
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Copenhagen
Colorectal Cancer, Precancerous Polyp
A Study of a Urine Test to Detect Colorectal Cancer
The purpose of this study is to find out whether a urine test can detect colorectal cancer (CRC) and precancerous polyps in participants living in Ghana, Tanzania, and South Africa.
- Conditions
- Colorectal Cancer, Precancerous Polyp, Rectal Bleeding, CRC
- Trial name
- NCT07649057
- Testing
- 3-metabolite biosensor
- Where
- 4 sites in United States, Ghana and 2 more
- Volunteers
- 210 people
- Sponsor
- Memorial Sloan Kettering Cancer Center
Duodenal Adenomas, Familial Adenomatous Polyposis
CryoBalloon Ablation for Treatment of Duodenal Adenomas
This multicenter prospective non-randomized interventional study (clinical trial) that will assess the safety and efficacy of cryoballoon ablation treatment using the C2 Cryoballoon device (Pentax Medical Corporation) as an…
- Trial name
- C2D2 (NCT03847636)
- Testing
- CryoBalloon ablation
- Where
- 4 sites in United States
- Volunteers
- 33 people
- Sponsor
- Johns Hopkins University
Precancerous Condition
Eflornithine and Sulindac in Preventing Colorectal Cancer in Patients With Colon Polyps
This randomized phase III trial is studying eflornithine and sulindac to see how well they work compared to a placebo in preventing colorectal cancer in patients with colon polyps.
- Trial name
- NCT00118365
- Testing
- eflornithine, sulindac, laboratory biomarker analysis
- Where
- United States
- Volunteers
- 375 people
- Sponsor
- National Cancer Institute (NCI)
Ulcerative Colitis, Colorectal Cancer
Subjective Near-infrared Fluorescence Guidance in Perfusion Assessment of Ileal Pouch Formation and Ileal-pouch-anal Anastomosis
In this prospective, non-randomized cohort study, real-time intraoperative visualization using near-infrared-fluorescence by indocyanine green injection (ICG-NIRF) is performed at three time points during ileal pouch…
- Conditions
- Ulcerative Colitis, Colorectal Cancer, Crohn Disease, Familial Adenomatous Polyposis
- Trial name
- NCT04695184
- Testing
- ICG-NIRF Imaging
- Where
- Germany
- Volunteers
- 50 people
- Sponsor
- Charite University, Berlin, Germany
Colorectal Cancer, Colorectal Disorders
Reducing Colonoscopies in Patients Without Significant Bowel Disease
Investigating people with bowel symptoms uses a test that detects traces of blood in the stools, the FIT test. There are many possible reasons for positive tests. A few people have cancer.
- Conditions
- Colorectal Cancer, Colorectal Disorders, Colorectal Adenoma, Colorectal Polyp
- Trial name
- RECEDE (NCT04516785)
- Testing
- FIT and VOC
- Where
- 4 sites in United Kingdom
- Volunteers
- 1,181 people
- Sponsor
- University Hospitals Coventry and Warwickshire NHS Trust
Colon Polyps, Colon Adenomas
Physical Activity Intervention With People at Increased Risk of Developing Colon Cancer
The present study will use a randomised controlled trial design to investigate whether moderate to vigorous intensity physical activity (MVPA) will affect the physiological risk markers associated with the development of bowel…
- Trial name
- PARC (NCT02724306)
- Testing
- Active Lifestyle Programme
- Volunteers
- 31 people
- Sponsor
- University of East Anglia
Colonic Polyps
Endoscopic Assessment of Polyp Histology
Polyps found during screening colonoscopy have to be removed or at least biopsied. Attempts to save costs include endoscopic assessment of polyps with regards to differential diagnoses between adenomas (which have to be removed)…
- Trial name
- NCT01297712
- Testing
- Latest generation colonoscopy as diagnostic instrument
- Where
- Germany
- Volunteers
- 1,069 people
- Sponsor
- Universitätsklinikum Hamburg-Eppendorf
Familial Adenomatous Polyposis
Trial of eRapa to Prevent Progression in Familial Adenomatous Polyposis Patients Under Active Surveillance
Patients with Familial Adenomatous Polyposis (FAP) who are undergoing endoscopic surveillance will be given Encapsulated Rapamycin (eRapa) at one of three escalating doses/schedules for 12 months with the aim of reducing polyp…
- Trial name
- NCT04230499
- Testing
- Encapsulated Rapamycin (eRapa)
- Where
- 4 sites in United States
- Volunteers
- 30 people
- Sponsor
- Rapamycin Holdings Inc.