Clinical trials: Polyp
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
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
Colorectal Cancer, Polyps
The Correlation of Postoperative Polyp Recurrence and Colorectal Cancer
Postoperative endoscopic polyp recurrence correlation of colorectal cancer: a retrospective cohort open-label study
- Trial name
- NCT07708415
- Testing
- Endoscopic polypectomy
- Where
- China
- Volunteers
- 3,000 people
- Sponsor
- Gansu Provincial Hospital
Eosinophilic Asthma, Chronic Sinusitis
Eosinophils Endotypes in Chronic Airway Inflammatory Diseases
Asthma and chronic rhinosinusitis with nasal polyps (CRSwNP) are frequently described as unified airway inflammatory diseases. Both heavily impacts quality of life with substantial productivity loss.
- Conditions
- Eosinophilic Asthma, Chronic Sinusitis, Eosinophilic Rhinitis
- Trial name
- PLEIAD (NCT04187976)
- Where
- France
- Volunteers
- 70 people
- Sponsor
- University Hospital, Lille
Polyp of Colon, Artificial Intelligence (AI)
Video/Image Library of Endoscopy Procedures for the Development of AI-empowered Endoscopy Quality Reporting and Educational Modules
The goal of this observational study is to establish a video/image library dataset of complete endoscopy or partial colonoscopy procedures for patients with rectal cancer or inflammatory bowel disease (IBD).
- Trial name
- Videotheque (NCT06822816)
- Where
- Canada
- Volunteers
- 10,000 people
- Sponsor
- Centre hospitalier de l'Université de Montréal (CHUM)
Sinusitis, Chronic Rhinosinusitis
Prednisone in Chronic Rhinosinusitis Without Nasal Polyps
The purpose of this study is to determine whether prednisone is effective in the treatment of chronic rhinosinusitis without nasal polyps in adult patients.
- Trial name
- NCT02367118
- Testing
- Prednisone
- Where
- Chile
- Volunteers
- 90 people
- Sponsor
- University of Chile
Colorectal Cancer, Colorectal Adenoma
Adenoma Detection Rate With Endocuff-Assisted Colonoscopy - an Italian Trial
In European countries, colorectal cancer (CRC) represents an important public health problem. It is widely held view that most carcinomas develop from an adenoma-carcinoma progression.
- Conditions
- Colorectal Cancer, Colorectal Adenoma, Colorectal Polyp, Colorectal Neoplasms
- Trial name
- ITAvision (NCT03612674)
- Testing
- Standard colonoscopy, ARC Endocuff Vision
- Where
- 12 sites in Italy
- Volunteers
- 2,100 people
- Sponsor
- Cancer Prevention and Research Institute, Italy
Chronic Sinusitis, Nasal Polyposis
FESS With or Without Intranasal Desmopressin in Chronic Rhinosinusitis With Nasal Polyps
Chronic rhinosinusitis with nasal polyps is a condition that causes long-lasting inflammation and swelling in the nose and sinuses and may lead to nasal blockage, nasal discharge, facial pressure, and reduced sense of smell.
- Trial name
- NCT07855315
- Testing
- Desmopressin Acetate Nasal, 10 μg/0.1 ml per spray, Functional Endoscopic Sinus Surgery
- Volunteers
- 174 people
- Sponsor
- Services Institute of Medical Sciences, Pakistan
Colon Polyp
The Colon Endoscopic Bubble Scale (CEBuS); Validation Study
Colonoscopy is currently accepted as the gold standard in screening, surveillance and prevention for colorectal cancer (CRC), and therefore, its quality is a major priority.
- Trial name
- CEBuS (NCT04378088)
- Testing
- Validation of CEBuS
- Where
- Portugal
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Portuguese Oncology Institute, Coimbra
Colonoscopy
Thorough Flushing Strategy During Colonoscopy Examination
The investigators plan to adopt a thorough flushing strategy when withdrawing the endoscope, and have zero tolerance for the liquid and foam in the intestinal lumen.
- Trial name
- NCT06117553
- Testing
- thorough flushing
- Where
- China
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Shanghai General Hospital, Shanghai Jiao Tong University School of Medicine
Post Polypectomy Bleeding in Anticoagulated Patients, Gastrointestinal Hemorrhage
Hemorrhage Following Small Polyp Resection in the Colon in Anticoagulated Patients
One of the well-known of complications post colonic polypectomy is bleeding usually occuring in the 2-week period following the procedure. Patients treated with oral anticoagulation (e.g.
- Trial name
- NCT02375646
- Testing
- Warfarin, LMW Heparin
- Volunteers
- 286 people
- Sponsor
- Hadassah Medical Organization
Colon Polyp, Adenoma Colon
AmplifEYE Colonoscopy vs Standard Colonoscopy
Colonoscopy screening is proven to reduce mortality rates for colorectal cancer, which relies on early detection and removal of colonic polyps.
- Conditions
- Colon Polyp, Adenoma Colon, Serrated Polyp, Colonic Neoplasms
- Trial name
- NCT03814369
- Testing
- AmplifEYE
- Where
- Hong Kong
- Volunteers
- 355 people, healthy volunteers welcome
- Sponsor
- Queen Elizabeth Hospital, Hong Kong
Chronic Disease, Nasal Polyposis
Botulinum Toxin Type A Block of the Sphenopalatine Ganglion in Chronic Rhinosinusitis With Nasal Polyposis
Chronic rhinosinusitis (CRS) with nasal polyps is a particularly challenging form of chronic rhinosinusitis in several ways. Patients have significantly more severe symptom burden and worse quality of life than patients with…
- Conditions
- Chronic Disease, Nasal Polyposis, Rhinitis
- Trial name
- NCT02784262
- Testing
- botox injection Multiguide
- Where
- Norway
- Volunteers
- 11 people
- Sponsor
- Norwegian University of Science and Technology
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
Colorectal Polyps
Accuracy and Sustainability of SCALE-EYE Evaluation for Measuring Reliable Polyp Size
A multicenter, randomized, parallel group, endoscopist blinded study to assess the diagnostic performance and sustainability of SCALE-EYE in a screening and surveillance colonoscopy population.
- Trial name
- ASSEMBLE (NCT07005453)
- Testing
- SCALE-EYE (1), SCALE-EYE (2)
- Where
- 3 sites in Netherlands
- Volunteers
- 241 people
- Sponsor
- Erasmus Medical Center
Colorectal Cancer
Aspirin and/or Folic Acid in Preventing Recurrent Colorectal Polyps
RATIONALE: Chemoprevention therapy is the use of certain drugs to try to prevent the development or recurrence of cancer. The use of aspirin and/or folic acid may be effective in preventing recurrent polyps in patients who have…
- Trial name
- NCT00033319
- Testing
- folic acid, acetylsalicylic acid
- Where
- 32 sites in United Kingdom
- Sponsor
- Queen's Medical Center
Colorectal Polyps
Clinical Trial to Evaluate the Efficacy and Safety of SUBMO® as a Submucosal Injection Agent in Endoscopic Resection of Superficial Gastrointestinal Lesions.
The SUBMO-PIC01-2025 study evaluates whether SUBMO®, a submucosal injection hydrogel composed of high-molecular weight hyaluronic acid and methylene blue, is as effective and safe as normal saline for endoscopic resection of…
- Trial name
- NCT07448129
- Testing
- SUBMO® Submucosal Injection, Normal Saline (0.9% Sodium Chloride) with Surface Dye Injection
- Where
- 4 sites in Spain
- Volunteers
- 300 people
- Sponsor
- i+Med S.Coop.
Colon Polyps, Colonoscopy
Impact of Artificial Intelligence on Trainee Polyp Miss Rates
Based on prior studies, trainee and practicing gastroenterologists miss pre-cancerous polyps (adenomas and serrated polyps) during colonoscopy.
- Conditions
- Colon Polyps, Colonoscopy, Artificial Intelligence (AI)
- Trial name
- NCT06676930
- Testing
- Colonoscopy With Computer-Aided Detection, Colonoscopy without Computer-Aided Detection
- Where
- United States
- Volunteers
- 180 people
- Sponsor
- Northwestern University
Adenoma and/or Adenocarcinoma, Adenoma
Comparison of Adenoma Detection Miss Rates at Colonoscopy Associated With Different Withdrawal Times
The objective of this study is to determine the optimal withdrawal time for colonoscopy. A 6-minute withdrawal time is currently the standard of care but has only been evaluated in an observational fashion.
- Trial name
- NCT01802008
- Testing
- 3-minute withdrawal time, 6-minute withdrawal time
- Where
- 2 sites in United States
- Volunteers
- 200 people
- Sponsor
- Stanford University
Bowel Preparation Scale, Adenoma Detection Rate
Comparison Between 3-L and 4-L Polyethylene Glycol in Bowel Preparation
High quality bowel preparation is essential for successful colonoscopy. This study aimed to assess the impact of the dose of Polyethylene Glycol(PEG) on the quality of bowel preparation.
- Trial name
- NCT03356015
- Testing
- 4L Polyethylene Glycol, 3L Polyethylene Glycol
- Where
- China
- Volunteers
- 260 people, healthy volunteers welcome
- Sponsor
- Changhai Hospital
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