Clinical trials: Polyp, Colonic
Colo-rectal Cancer, Colon Polyp
Optimizing Timing of Follow-up Colonoscopy
Overall Objective: To optimize timing of surveillance colonoscopy. Principal research question and specific aims: To assess the impact of access to a hand-held application on the timing of surveillance colonoscopy.
- Conditions
- Colo-rectal Cancer, Colon Polyp, Colonic Polyp, Rectal Polyp
- Trial name
- NCT04889352
- Testing
- Access to colonoscopy web app
- Where
- 2 sites in Canada
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- University of Manitoba
Colonic Polyp
Underwater EMR vs. Conventional EMR for Large Non-pedunculated Colonic Polyp
To analyse the efficacy and safety of two standard methods of endoscopic mucosal resection (EMR) for large non-pedunculated colorectal polyps, the investigators will compare submucosal injection-assisted endoscopic mucosal…
- Trial name
- NCT03567746
- Testing
- Underwater EMR, Conventional EMR
- Where
- 2 sites in Spain
- Volunteers
- 356 people
- Sponsor
- Parc de Salut Mar
Colonic Polyps
Patient Preferences of a Resect and Discard Paradigm
The investigators conducted a study "Resect and Discard Diminutive Polyps: a new paradigm" (IRB ID # 201105473) from September, 2011 to July, 2013.
- Trial name
- NCT02305251
- Testing
- Survey
- Where
- United States
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Washington University School of Medicine
Complication of Diagnostic Procedure, Adverse Effect of Diagnostic Agents, Subsequent Encounter
Dual Focus NBI and pCLE in FAP Related Duodenal Adenoma
Background: Familial adenomatous polyposis (FAP) patients are at risk to develop periampullary and non-ampullary adenoma. Either a routine biopsy or an endoscopic removal of the lesion is generally required to identify the…
- Trial name
- PIVI (NCT02162173)
- Testing
- Endoscopy
- Where
- Thailand
- Volunteers
- 26 people
- Sponsor
- King Chulalongkorn Memorial Hospital
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
Colon Cancer, Adenoma
Chemoprevention With Folic Acid
Colorectal neoplasia is the second most common cancer in the United States and other Western countries with about 140,000 newly diagnosed cases per year in the United States with a mortality rate of about 40%.
- Conditions
- Colon Cancer, Adenoma, Colonic Polyps
- Trial name
- NCT00018551
- Testing
- Folic Acid
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- US Department of Veterans Affairs
Adenomatous Polyps
Step Down Colon Cancer Risk
Hypothesis 1: Exercise will decrease serum markers in a dose response manner. Hypothesis 2: Participants in the 60 minute intervention will have significantly higher physical activity levels than those in the 30 minute…
- Trial name
- NCT01476631
- Testing
- Walking
- Where
- United States
- Volunteers
- 17 people
- Sponsor
- Washington University School of Medicine
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
Ulcerative Colitis, Colorectal Cancer
Objective Perfusion Rate Assessment by Near-infrared Fluorescence in 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
- NCT04695964
- Testing
- ICG-NIRF Imaging plus ingress and egress analysis
- Where
- Germany
- Volunteers
- 50 people
- Sponsor
- Charite University, Berlin, Germany
Colorectal Neoplasms, Colitis, Ulcerative
Post-Op Quality of Life After Colorectal Surgery
The purpose of this study is to produce a user-friendly tool- in the form of a questionnaire - to accurately assess early quality of life in patients after abdominal colorectal surgery from the first day after surgery to 6 months…
- Conditions
- Colorectal Neoplasms, Colitis, Ulcerative, Diverticulitis, Colonic Polyps
- Trial name
- NCT00468455
- Testing
- Laparoscopic or open colorectal surgery
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- University Hospitals Cleveland Medical Center
Polyp of Colon
Virtual Scale Function SCALE EYE: Variability and Systematic Differences
Size of colorectal polyps is important to decide on appropriate surveillance intervals and treatment modality, as well as carrying out optical diagnosis strategies.
- Trial name
- SCALE-EYE (NCT05499546)
- Testing
- SCALE EYE
- Where
- 2 sites in Netherlands
- Volunteers
- 52 people
- Sponsor
- Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA)
Colorectal Cancer
Point of Care Test to Diagnosed Colorectal Cancer and Polyps in Low Middle Income Countries
This is a-two phase study. Phase 1 will adapt a 3-metabolite biosensor that identifies patients with colorectal cancer (CRC) and precancerous polyps to Nigerian patients.
- Trial name
- NCT03173729
- Testing
- Biosensor Point of Care Device
- Where
- 5 sites in Nigeria
- Volunteers
- 926 people, healthy volunteers welcome
- Sponsor
- Obafemi Awolowo University Teaching Hospital
Colonic Polyp, Colonoscopy
Cold Snare Endoscopic Mucosal Resection Trial
This study compares different approaches to endoscopic mucosal resection (EMR) of large non-pedunculated colorectal polyps (≥20mm) in a 2 x 2 randomized design.
- Conditions
- Colonic Polyp, Colonoscopy, Complication, Recurrence
- Trial name
- LPS-II (NCT03865537)
- Testing
- Cold snare EMR, Hot snare EMR, Eleview injection
- Where
- United States
- Volunteers
- 990 people
- Sponsor
- White River Junction Veterans Affairs Medical Center
Colonic Polyp, Colonoscopy
CUFF-assisted Colonoscopy vs Standard Colonoscopy
The goal of this study is to evaluate the interest of second-generation Endocuff Vision (ECV) to improve Adenoma detection rate and / or Polyp detection rate in routine colonoscopy.
- Trial name
- CUFF-TROCADERO (NCT03758872)
- Testing
- cuff assisted colonoscopy(with cuff use of endocuff vision second generation)
- Where
- France
- Volunteers
- 1,034 people
- Sponsor
- Clinique du Trocadéro
Colonic Polyp, Colorectal Cancer
Study on Second Forward View Examination in the Right Colon
It is estimated that there are about 1.4 million patients with colorectal cancer (CRC) worldwide, with a rising trend in CRC incidence in many Asian Pacific countries.
- Trial name
- NCT03121495
- Testing
- Second forward view (SFV) examination of the right colon
- Where
- 3 sites in Hong Kong
- Volunteers
- 1,011 people, healthy volunteers welcome
- Sponsor
- Chinese University of Hong Kong
Colorectal Carcinoma, Polyp
New bioMarkers tO straTIfy cOlorectal caNcer Referrals
The goal of this observational study is to evaluate if a blood test for circulating progastrin (hPG80) and transposable elements (TEs) can accurately predict colorectal cancer (CRC) or polyps in adult patients referred to the…
- Conditions
- Colorectal Carcinoma, Polyp, Colorectal Adenoma
- Trial name
- MOTION (NCT07035691)
- Where
- United Kingdom
- Volunteers
- 582 people
- Sponsor
- Queen Mary University of London
Familial Adenomatous Polyposis
Curcumin in Treating Patients With Familial Adenomatous Polyposis
This randomized phase II trial studies curcumin in treating patients with familial adenomatous polyposis. Curcumin may prevent colorectal cancer in patients with a history of rectal polyps or colorectal neoplasia.
- Trial name
- NCT00641147
- Testing
- Curcumin, Laboratory Biomarker Analysis
- Where
- 2 sites in United States, Puerto Rico
- Volunteers
- 44 people
- Sponsor
- National Cancer Institute (NCI)
Colonic Polyps
Biopsy Forceps Versus Cold Snare for the Resection of Small Colonic Polyps
The purpose of this study is to evaluate and compare the incomplete resection rates for small colon polyps less than or equal to 6 mm in size using two conventional polypectomy tools, jumbo cold biopsy forceps and cold snare.
- Trial name
- NCT02239549
- Testing
- Jumbo cold forceps polypectomy, Cold snare polypectomy
- Where
- United States
- Volunteers
- 419 people, healthy volunteers welcome
- Sponsor
- San Diego Veterans Healthcare System
Colon Polyp, Colon Neoplasm
A Clinical Study To Measure The Effect Of Use Of Artificial Intelligence (AI) Enabled Computer Aided Detection (CADe) Assistance Software In Detecting Colon Polyps During Standard Colonoscopy Procedures
EndoVigilant software device augments existing colonoscopy procedure video in real-time by highlighting colon polyps and mucosal abnormalities.
- Conditions
- Colon Polyp, Colon Neoplasm, Colon Adenoma
- Trial name
- ColonCADe (NCT04555135)
- Testing
- EndoVigilant Software
- Where
- 4 sites in United States
- Volunteers
- 769 people
- Sponsor
- EndoVigilant Inc
Colonoscopy, Histology
In Vivo Computer-aided Prediction of Polyp Histology on White Light Colonoscopy
Our group, prior to the present study, developed a handcrafted predictive model based on the extraction of surface patterns (textons) with a diagnostic accuracy of over 90%24.
- Conditions
- Colonoscopy, Histology, Computer-aided Diagnosis, Artificial Intelligence
- Trial name
- NCT03775811
- Testing
- AUTOMATED POLYP CLASSIFICATION
- Where
- Spain
- Volunteers
- 90 people
- Sponsor
- Hospital Clinic of Barcelona