Clinical trials: Adenoma Colon
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 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
Adenomatous Polyposis Coli
Sirolimus and Familial Adenomatous Polyposis (FAP)
The aim of the study is to investigate the effect of sirolimus on the progression of intestinal adenomas in patients with FAP and to assess the safety of this treatment.
- Trial name
- NCT03095703
- Testing
- Sirolimus
- Where
- Netherlands
- Volunteers
- 4 people
- Sponsor
- Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA)
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
Colorectal Cancer
The National CT Colonography Trial
RATIONALE: New diagnostic procedures such as computed tomographic colonography may improve the ability to detect colorectal cancer and may provide a less invasive method of detection.
- Trial name
- ACRIN6664 (NCT00084929)
- Testing
- CT Colonography
- Where
- 14 sites in United States
- Volunteers
- 2,600 people, healthy volunteers welcome
- Sponsor
- American College of Radiology Imaging Network
Right Colon Adenoma Miss Rate, Right Colon Hyperplastic Polyp Miss Rate
Right Colon Polyp Miss Rates of Water Exchange and Carbon Dioxide Insufflation Colonoscopy
This will be a prospective randomized controlled trial comparing CO2 insufflation and WE in terms of right colon combined adenoma miss rate (AMR) and hyperplastic polyp miss rate (HPMR) by tandem inspection.
- Trial name
- NCT03845933
- Testing
- Colon polypectomy
- Where
- Taiwan
- Volunteers
- 262 people
- Sponsor
- Evergreen General Hospital, Taiwan
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)
Colon Cancer Screening, Colon Polyps
Comparison of Colon Adenoma Detection Rate Using Two Distal Colonoscope Attachments
The goal of this study is to compare two FDA approved distal colonoscope attachment devices, in order to identify which device can increase adenoma detection rate the most without increasing procedure time or risk.
- Conditions
- Colon Cancer Screening, Colon Polyps, Colon Adenomas, Water Exchange Colonoscopy
- Trial name
- NCT02665741
- Testing
- Olympus transparent cap, Medivators Endocuff, Control
- Where
- United States
- Volunteers
- 126 people
- Sponsor
- University of California, Davis
Attenuated Familial Adenomatous Polyposis, Familial Adenomatous Polyposis
Erlotinib Hydrochloride in Reducing Duodenal Polyp Burden in Patients With Familial Adenomatous Polyposis at Risk of Developing Colon Cancer
This phase II trial studies the side effects of erlotinib hydrochloride and how well it works in reducing duodenal polyp burden in patients with familial adenomatous polyposis at risk of developing colon cancer.
- Trial name
- NCT02961374
- Testing
- Erlotinib, Erlotinib Hydrochloride
- Where
- 8 sites in United States, Puerto Rico
- Volunteers
- 46 people
- Sponsor
- National Cancer Institute (NCI)
Familial Adenomatous Polyposis
Trial of Eflornithine Plus Sulindac in Patients With Familial Adenomatous Polyposis (FAP)
The purpose of this randomized, double-blind, Phase III trial is to determine if the combination of eflornithine plus sulindac is superior to sulindac or eflornithine as single agents in delaying time to the first occurrence of…
- Trial name
- NCT01483144
- Testing
- Eflornithine, Sulindac 150 MG
- Where
- 17 sites in United States, Belgium and 5 more
- Volunteers
- 171 people
- Sponsor
- Cancer Prevention Pharmaceuticals, Inc.
Adenoma, Colonic Neoplasms
Water Immersion and Polyp Detection: A Randomized Controlled Trial
We plan to conduct a randomized trial of tandem colonoscopies comparing water infusion and air insufflation for inspection of mucosa on withdrawal.
- Trial name
- NCT03231917
- Testing
- Water Infusion first, CO2 Insufflation First
- Where
- 2 sites in United States
- Volunteers
- 121 people, healthy volunteers welcome
- Sponsor
- White River Junction Veterans Affairs Medical Center
Colorectal Adenoma, Colorectal Carcinoma
Aspirin in Preventing Colorectal Cancer in Patients With Colorectal Adenoma
This phase IIa trial studies how well aspirin works in preventing colorectal cancer in patients with colorectal adenoma. Aspirin may stop the growth of tumor cells by blocking some of the enzymes needed for cell growth.
- Trial name
- NCT02965703
- Testing
- Aspirin, Biospecimen Collection, Questionnaire Administration
- Where
- United States
- Volunteers
- 81 people
- Sponsor
- National Cancer Institute (NCI)
Advanced Colorectal Adenomas, Adenocarcinoma of the Colon
Polyphenon E in Treating Patients With High-Risk of Colorectal Cancer
This phase II trial studies how well Polyphenon E works in treating patients with high-risk of colorectal cancer. Polyphenon E contains ingredients that may prevent or slow colorectal cancer.
- Conditions
- Advanced Colorectal Adenomas, Adenocarcinoma of the Colon, Stage I Colon Cancer, Stage II Colon Cancer
- Trial name
- NCT01606124
- Testing
- defined green tea catechin extract, questionnaire administration, laboratory biomarker analysis
- Where
- 3 sites in United States
- Volunteers
- 39 people
- Sponsor
- Mayo Clinic
Adenomatous Polyps
Does Cap Assisted Colonoscopy Improve Detection of Adenomatous Polyps? (CAP Trial)
Effectiveness of screening colonoscopy in cancer prevention relies on the detection and removal of adenomatous polyps. However, a substantial rate of adenomas is missed during a colonoscopy.
- Trial name
- CAP (NCT01935180)
- Testing
- Colonoscopy Cap
- Where
- 2 sites in United States
- Volunteers
- 1,148 people, healthy volunteers welcome
- Sponsor
- White River Junction Veterans Affairs Medical Center
Colorectal Adenoma, Colorectal Carcinoma
Evaluation of Surgically Resected Colorectal Adenomas and Carcinomas After 7 Days Pretreatment With Celecoxib
The purpose of this study is to assess how effective celecoxib is in limiting production of a hormone, prostaglandin, in the subject's body.
- Trial name
- UAB0040 (NCT00582660)
- Testing
- Celecoxib
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- University of Alabama at Birmingham
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 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
Colon Adenoma
Effect of Video Monitor Size on Adenoma Detection Rate
The goal of this study is to compare the adenoma detection rate achieved while using either a 24" video monitor or a 32" video monitor.
- Trial name
- NCT01952418
- Testing
- Monitor size
- Where
- United States
- Volunteers
- 1,805 people
- Sponsor
- Massachusetts General Hospital