Clinical trials: Rectal Polyp
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
Adenomatous Polyp, Colorectal Cancer
Trial of Metformin for Colorectal Cancer Risk Reduction for History of Colorectal Adenomas and Elevated BMI
The purpose of this study is to find out whether METFORMIN decreases protein markers in colorectal tissue. This is a phase IIA study of the pharmacodynamics, safety and tolerability of Metformin in decreasing colorectal mucosa in…
- Conditions
- Adenomatous Polyp, Colorectal Cancer, Obesity
- Trial name
- NCT01312467
- Testing
- metformin hydrochloride
- Where
- 4 sites in United States, Canada
- Volunteers
- 45 people
- Sponsor
- National Cancer Institute (NCI)
Colorectal Neoplasms
Impact of Experience on Results With the Third Eye Retroscope
The Third Eye Retroscope is a device that can be used with a colonoscope to improve the ability of a physician to see areas of the colon that may be hidden from the view of the colonoscope.
- Trial name
- NCT00969124
- Testing
- Third Eye Retroscope
- Where
- 9 sites in United States
- Volunteers
- 328 people, healthy volunteers welcome
- Sponsor
- Avantis Medical Systems
Adenomatous Polyp, Colorectal Carcinoma
Macrogol 3350-based Oral Osmotic Laxative in Preventing Cancer in Patients at Risk of Colorectal Cancer
This randomized phase II trial studies how well macrogol 3350-based oral osmotic laxative (polyethylene glycol 3350) works in preventing cancer in patients at risk of colorectal cancer.
- Trial name
- NCT00828984
- Testing
- macrogol 3350-based oral osmotic laxative, Laboratory Biomarker Analysis
- Where
- 3 sites in United States
- Volunteers
- 87 people
- Sponsor
- National Cancer Institute (NCI)
Colorectal Cancer, Familial Adenomatous Polyposis
Celecoxib With or Without Eflornithine in Preventing Colorectal Cancer in Patients With Familial Adenomatous Polyposis
This randomized phase II trial studies how well giving celecoxib with or without eflornithine works in preventing colorectal cancer in patients with familial adenomatous polyposis.
- Trial name
- NCT00033371
- Testing
- Celecoxib, eflornithine, Laboratory biomarker analysis
- Where
- United States
- Volunteers
- 205 people
- Sponsor
- National Cancer Institute (NCI)
Rectal Cancer, for Bowel Dysfunction Following Surgery for Rectal Cancers
Sacral Neuromodulation (SNM) With InterStimTM for Bowel Dysfunction Following Surgery for Rectal Cancers With Sphincter Preservation
The purpose of this study is to evaluate whether a medical device/implant (InterStimTM) will help patients to have more normal bowel movements. The InterStimTM device is a neuromodulating device.
- Trial name
- NCT02163187
- Testing
- Implantation of the InterStimTM, MSK BFI questionnaires, The Low Anterior Resection Score (LARS) questionnaires
- Where
- 2 sites in United States
- Volunteers
- 4 people
- Sponsor
- Memorial Sloan Kettering Cancer Center
Rectal Cancer, Colon Cancer
Perfusion Assessment in Laparoscopic Left Anterior Resection
The purpose of this study is to demonstrate that NIR fluorescence angiography using the PINPOINT Endoscopic Fluorescence Imaging System ("PINPOINT System" or "PINPOINT") can assess viability of colon tissue during laparoscopic…
- Conditions
- Rectal Cancer, Colon Cancer, Crohn's Disease, Polyp
- Trial name
- PILLAR II (NCT01560377)
- Testing
- PINPOINT Endoscopic Fluorescence Imaging System
- Where
- 11 sites in United States
- Volunteers
- 147 people
- Sponsor
- Novadaq Technologies ULC, now a part of Stryker
Familial Adenomatous Polyposis
Molecular Targeting of 15-Lipoxygenase-1 (15-LOX-1) for Apoptosis Induction in Human Colorectal Cancers
Primary Objective: To determine whether celecoxib downregulates GATA-6 expression to upregulate 15-LOX-1 expression and induce apoptosis in human rectal tumors, researchers will measure GATA-6 and 15-LOX-1 expression, 13-S-HODE…
- Trial name
- NCT00503035
- Testing
- Celecoxib, Colonoscopy Biopsy
- Where
- United States
- Volunteers
- 51 people
- Sponsor
- M.D. Anderson Cancer Center
Colorectal Neoplasm, Colonic Polyps
Clinical Study of Real Time Colorectal Polyp Diagnosis During Colonoscopy - the VALID Colonoscopy Study
The investigators hypothesize that high definition colonoscopy with close focus narrow band imaging features has a high diagnostic accuracy for colorectal polyp histology, and can replace formal pathologic assessment in cases of…
- Trial name
- VALID (NCT01288833)
- Testing
- Close focus HD NBI Colonoscopy System
- Where
- 2 sites in United States
- Volunteers
- 558 people, healthy volunteers welcome
- Sponsor
- VA Palo Alto Health Care System
Colorectal Cancer, Adenomatous Colorectal Polyps
Selenium for Prevention of Adenomatous Colorectal Polyps
RATIONALE: Chemoprevention therapy is the use of certain drugs to try to prevent the development or recurrence of cancer. Selenium may be effective in preventing the recurrence of adenomatous colorectal polyps.
- Conditions
- Colorectal Cancer, Adenomatous Colorectal Polyps, Precancerous Condition
- Trial name
- NCT00078897
- Testing
- Selenium
- Where
- 7 sites in United States
- Volunteers
- 1,621 people, healthy volunteers welcome
- Sponsor
- University of Arizona
Colorectal Adenomatous Polyps
Fish Oil Supplementation, Nutrigenomics and Colorectal Cancer Prevention
Colorectal cancer is the second leading cause of cancer-related death within the United States. Animal models and observational studies have suggested that marine-derived n-3 polyunsaturated fatty acids [PUFA] such as…
- Trial name
- NCT01661764
- Testing
- Eicosapentanoic acid and docosahexanoic acid, Oleic Acid
- Where
- United States
- Volunteers
- 141 people
- Sponsor
- Vanderbilt University
Colorectal Neoplasms
Third Eye Retroscope Randomized Clinical Evaluation
The Third Eye® Retroscope® is a device that can be inserted through the instrument channel of a standard colonoscope to provide an additional, retrograde (or backward) view that reveals areas behind folds and flexures in the…
- Trial name
- TERRACE (NCT01044732)
- Testing
- Third Eye Retroscope
- Where
- 9 sites in United States, Belgium and 3 more
- Volunteers
- 448 people, healthy volunteers welcome
- Sponsor
- Avantis Medical Systems
Adenomatous Polyp, Recurrent Colon Cancer
Erlotinib Hydrochloride in Treating Patients With Stage I-III Colorectal Cancer or Adenoma
This randomized phase II trial is studying how well erlotinib hydrochloride works in treating patients with stage I-III colorectal cancer or adenoma.
- Conditions
- Adenomatous Polyp, Recurrent Colon Cancer, Recurrent Rectal Cancer, Stage I Colon Cancer
- Trial name
- NCT00754494
- Testing
- erlotinib hydrochloride, laboratory biomarker analysis
- Where
- 3 sites in United States
- Volunteers
- 45 people
- Sponsor
- National Cancer Institute (NCI)
Colorectal Cancer, Advanced Adenocarcinoma
Colorectal Cancer and Pre-Cancerous Adenoma Non-Invasive Detection Test Study
This study was a prospective analysis conducted by Geneoscopy Inc. to evaluate the ColoSense test, which is a multi-target stool RNA test for colorectal cancer screening.
- Conditions
- Colorectal Cancer, Advanced Adenocarcinoma, Serrated Polyp
- Trial name
- CRC-PREVENT (NCT04739722)
- Testing
- ColoSense
- Where
- 2 sites in United States
- Volunteers
- 14,263 people, healthy volunteers welcome
- Sponsor
- Geneoscopy, Inc.
Colorectal Cancer, Precancerous Condition
S0000D: Effect of Vitamin E and/or Selenium on Colorectal Polyps in Men Enrolled on SELECT Trial SWOG-S0000
RATIONALE: Studying tissue samples in the laboratory from participants receiving treatment on the Selenium and Vitamin E Cancer Prevention Trial (SELECT) SWOG-S0000 may help doctors predict a participant's response to treatment…
- Trial name
- ACP (NCT00706121)
- Testing
- Vitamin E, Selenium
- Where
- United States
- Volunteers
- 8,094 people, healthy volunteers welcome
- Sponsor
- SWOG Cancer Research Network
Colorectal Cancer, Polyp of Colon
EAGLE Trial CADDIE Artificial Intelligence Endoscopy
The EAGLE study is a prospective randomized controlled multicenter parallel design trial, for the assessment of clinical performance of the CADDIE device and to confirm that the device performs as expected.
- Conditions
- Colorectal Cancer, Polyp of Colon, Adenoma Colon
- Trial name
- EAGLE (NCT05730192)
- Testing
- Colonoscopy with CADDIE, Standard Colonoscopy
- Where
- 8 sites in Germany, Italy and 2 more
- Volunteers
- 985 people
- Sponsor
- Odin Medical
Colorectal Cancer, Adenomatous Polyp of Colon
CRC Screening Using mSEPT9 (Methylated Septin 9) in Chinese Population
The purpose of this study is to evaluate the performance of the SEPT9 gene methylation assay in Colorectal cancer (CRC) high-risk population in Chinese hospitals using the opportunistic screening method.
- Conditions
- Colorectal Cancer, Adenomatous Polyp of Colon, Polyps, Other Disease/Injury
- Trial name
- RESEPT (NCT02540850)
- Where
- 4 sites in China
- Volunteers
- 1,031 people, healthy volunteers welcome
- Sponsor
- BioChain (Beijing) Science and Technology, Inc.
Colorectal Cancer
Polyp Measurement Device
Colorectal cancer is the second-leading cause of cancer death in the United States. Colorectal cancer screening is recommended to begin at age 50 years for most men and women at average risk for this disease.
- Trial name
- NCT03856255
- Testing
- Micro-Tech Endoscopic Gauge
- Where
- United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- NYU Langone Health
Hemorrhoids, Hemorrhoidal Disease
War-Drill Model Guided Treatment of Hemorrhoids With Nimsai Herbal (NAJ)
This study investigated a new understanding of hemorrhoid formation and evaluated a novel systemic treatment. For 200 years, hemorrhoids were conventionally understood as isolated swollen veins.
- Trial name
- NAJ (NCT07034820)
- Testing
- Nimsai Herbal
- Where
- Turkey (Türkiye)
- Volunteers
- 300 people
- Sponsor
- Nimsai Academia
Colorectal Cancer, Polyp, Colonic
Technical Feasibility Evaluation of Mucosal Staining During Colon Capsule Endoscopy (CCE) Procedure in Colorectal Cancer (CRC) High Risk Population, When Using MB-MMX
A prospective, single-center, single-arm, non-randomized, post-market pilot study evaluating the technical feasibility of mucosal staining during COLON2 Capsule Endoscopy (CCE) procedure in population at high risk for Colorectal…
- Trial name
- NCT05022719
- Testing
- PillCam Colon2 procedure with MB-MMX
- Where
- Spain
- Volunteers
- 8 people
- Sponsor
- Medtronic - MITG