Clinical trials: Bowel Surgery, active
Locally Advanced Colorectal Carcinoma, Recurrent Colorectal Carcinoma
Fluorescence Image Guided Surgery Followed by Intraoperative Photodynamic Therapy for Improving Local Tumor Control in Patients With Locally Advanced or Recurrent Colorectal Cancer
*As of June 2026- Phase I has been completed and we are now in Phase II. This phase I/II trial studies the side effects and how well fluorescence image guided surgery followed by intraoperative photodynamic therapy for improving…
- Conditions
- Locally Advanced Colorectal Carcinoma, Recurrent Colorectal Carcinoma, Stage III Colorectal Cancer
- Trial name
- NCT06307548
- Testing
- Aminolevulinic Acid, Biospecimen Collection, Computed Tomography
- Where
- United States
- Volunteers
- 21 people
- Sponsor
- Roswell Park Cancer Institute
Crohn's Disease (CD)
An Observational, Multicenter Study to Evaluate the Effectiveness of Guselkumab for the Treatment of Participants With Crohn's Disease After Surgical Resection
The goal of this single arm ,non-interventional, prospective, descriptive study is to evaluate the efficacy of guselkumab treatment in preventing endoscopic recurrence of Crohn's Disease in adult participants who have a…
- Trial name
- POST-CD (NCT07528040)
- Testing
- Guselkumab
- Where
- China
- Volunteers
- 88 people
- Sponsor
- Shanghai 10th People's Hospital
Colorectal Cancer
Manipulation of the Gut Microbiome by a Standardized Preoperative Diet to Prevent Colorectal Cancer Recurrence and Metastasis Following Surgery
A single arm, prospective, single center Phase1/2 Dietary intervention trial for subjects diagnosed with colorectal cancer and scheduled for tumor resection more than 21 days from informed consent.
- Trial name
- DIET (NCT06349590)
- Testing
- High-fiber/low-fat meals
- Where
- United States
- Volunteers
- 80 people
- Sponsor
- University of Chicago
Rectal Cancer, Low Anterior Resection Syndrome
The Effects of Kegel Exercise Combined With Biofeedback Therapy on Bowel Function Recovery, Emotional Distress, and Quality of Life in Patients Following Low Anterior Resection for Rectal Cancer
This randomized controlled trial aims to evaluate the effects of combining Kegel exercise with a single biofeedback session on bowel function, emotional distress, and quality of life in patients who have undergone low anterior…
- Conditions
- Rectal Cancer, Low Anterior Resection Syndrome, LARS - Low Anterior Resection Syndrome
- Trial name
- BFT in LARS (NCT07253298)
- Testing
- Kegel Exercise with Biofeedback, Kegel Exercise Only
- Where
- Taiwan
- Volunteers
- 66 people
- Sponsor
- National Taiwan University Hospital
Stage II Rectal Cancer, Organ Preservation
Randomizing Two Radiotherapy Boost Options to Avoid Rectal Cancer Surgery
A randomized study of 131 patients. Patients with a clinical T2-3 N0-1 rectal cancer will be randomized to two arms (arm A: standard chemoradiation (45 Gy in 25 with concomitant 5-FU or Xeloda chemotherapy) and an external beam…
- Conditions
- Stage II Rectal Cancer, Organ Preservation, Non-operative Treatment, Rectal Cancer (Stage III)
- Trial name
- MORPHEUS (NCT03051464)
- Testing
- Complete responders and Non-complete responders, Chemoradiation + EBRT Boost, Chemoradiation + HDRBT Boost
- Where
- 4 sites in United States, Canada
- Volunteers
- 131 people
- Sponsor
- Sir Mortimer B. Davis - Jewish General Hospital
Dysbiosis, Gut -microbiota
Impact of Probiotics on Gut Microbiome During Antibiotic Prophylaxis in Elective Orthopedic Surgery
This study aims to evaluate whether probiotics can help maintain a healthy gut microbiome in patients receiving prophylactic antibiotics during elective orthopedic surgery.
- Conditions
- Dysbiosis, Gut -microbiota, Microbiome Analysis, Probiotic
- Trial name
- NCT06791993
- Testing
- Probiotic with Human Milk Oligosaccharides (HMO)
- Where
- 6 sites in United States, Thailand and 1 more
- Volunteers
- 60 people
- Sponsor
- Acibadem Maslak Hospital
Post-Op Complication
Impact of Varying Doses of Prucalopride on Improving Gut Function Recovery After Elective Colorectal Surgery
Postoperative ileus (POI) is a common complication after abdominal surgery, causing symptoms like nausea, vomiting, abdominal distension, and delayed passage of flatus and stool.
- Trial name
- NCT06816407
- Testing
- Prucalopride 2mg, Prucalopride 4mg, Standard Care
- Where
- Egypt
- Volunteers
- 180 people
- Sponsor
- Future University in Egypt
Rectal Cancer, Colo-rectal Cancer
Pre-therapeutic MRI Assessment of Early-Stage Rectal Cancer and Significant Rectal Polyps to Avoid Major Resectional Surgery
When a patient is diagnosed with a rectal (bowel) polyp or cancer, radiology doctors read MRI scans to describe how deeply the cancer invades into the bowel wall (this is the 'stage' of the cancer).
- Trial name
- PRESERVE (NCT04103372)
- Testing
- MRI scan, Radiologist training
- Where
- 23 sites in United Kingdom
- Volunteers
- 200 people
- Sponsor
- Imperial College London
Appendicular Mass, Acute Appendicitis
Immediate Laparoscopic Appendectomy Versus Interval Laparoscopic Appendectomy for Early Appendicular Mass
This study compares two standard treatment approaches for patients presenting with an appendicular mass, an inflammatory lump that forms when the appendix becomes severely inflamed and walled off by surrounding abdominal tissues.
- Conditions
- Appendicular Mass, Acute Appendicitis, Appendiceal Phlegmon, Appendicitis With Periappendicular Abscess
- Trial name
- NCT07837531
- Testing
- Immediate Laparoscopic Appendectomy, Interval Laparoscopic Appendectomy
- Volunteers
- 100 people
- Sponsor
- Assiut University
Colorectal Cancer Metastatic
Explore Biomarkers Associated With Prognosis of Recurrent and Metastatic CRC After Surgery by Multi-omics Methods
This project is the first application, which is applied as a single center project and applied according to the screening quantity.
- Trial name
- NCT05501353
- Testing
- no intervention
- Where
- China
- Volunteers
- 125 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Postoperative Ileus, Delayed Gastrointestinal Motility
Impact of Chewing Gum on Postoperative Gut Motility in Gastrointestinal Surgery Patients
Postoperative ileus (POI) is a frequent complication after abdominal surgery, leading to delayed gastrointestinal motility, prolonged hospital stay, and increased patient discomfort.
- Conditions
- Postoperative Ileus, Delayed Gastrointestinal Motility, Postoperative Gut Dysfunction
- Trial name
- NCT07425249
- Testing
- Chewing Gum
- Where
- Pakistan
- Volunteers
- 96 people
- Sponsor
- Khyber Medical University Peshawar
Morbid Obesity, Obesity
TSBL-Based Versus BMI-Based Biliopancreatic Limb Length in One-Anastomosis Gastric Bypass
This study compares two surgical techniques used during one-anastomosis gastric bypass (OAGB) surgery for patients with severe obesity.
- Trial name
- TSBL-OAGB (NCT07796503)
- Testing
- TSBL-based biliopancreatic limb length determination, BMI-based biliopancreatic limb length determination
- Where
- Kazakhstan
- Volunteers
- 100 people
- Sponsor
- National Scientific Center of Surgery named after A.N.Syzganov
Laparotomy, Laparotomy Surgery
Saudi Emergency Laparotomy Audit
The Saudi Emergency Laparotomy Audit (SELA) is a national, multicenter observational clinical audit designed to evaluate outcomes and quality of care for patients undergoing emergency laparotomy in Saudi Arabia.
- Conditions
- Laparotomy, Laparotomy Surgery, Emergency Treatment, Abdominal Diseases
- Trial name
- SELA (NCT07429929)
- Testing
- Emergency Laparotomy
- Where
- Saudi Arabia
- Volunteers
- 10,000 people
- Sponsor
- King Faisal Specialist Hospital & Research Center
Liver Metastasis, Colon Cancer
EPA for Metastasis Trial 2
A significant proportion of patients who undergo liver surgery to remove bowel cancer that has spread to the liver (metastases) develop disease recurrence and die from the disease.
- Trial name
- EMT2 (NCT03428477)
- Testing
- Icosapent Ethyl
- Where
- 13 sites in United Kingdom
- Volunteers
- 418 people
- Sponsor
- Mark A Hull, PhD FRCP
Gastrointestinal Neoplasms
Crossover Trial of Systemic Chemotherapy in Patients With Metastatic Well-Differentiated Mucinous Appendiceal Adenocarcinomas With Pseudomyxoma Peritonei
Appendiceal cancer is a rare disease that does not cause many symptoms. As such, doctors are not sure if chemotherapy actually has an effect on the disease.
- Trial name
- NCT01946854
- Testing
- Questionnaire
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- M.D. Anderson Cancer Center
Leiomyoma, Uterine, Benign Gynecological Disease
Deep Neuromuscular Blockade and a Low-Residue Diet for the Surgical Field in vNOTES Hysterectomy
vNOTES (vaginal natural orifice transluminal endoscopic surgery) hysterectomy is performed entirely through the vagina, with no abdominal incision.
- Conditions
- Leiomyoma, Uterine, Benign Gynecological Disease, Abnormal Uterine Bleeding (AUB), Uterine Prolapse
- Trial name
- vNOTES_NMBDIET (NCT07730970)
- Testing
- Deep Neuromuscular Blockade (NMB), Standard (moderate) neuromuscular blockade, Preoperative low-residue diet
- Where
- 3 sites in Turkey (Türkiye)
- Volunteers
- 160 people
- Sponsor
- Fatih Sultan Mehmet Training and Research Hospital
Liver Transplant Surgery, Colorectal Cancer Metastatic
Colorectal Metastasis to Liver Extraction With Auxiliary Transplant and Delayed Resection
Liver transplantation (LT) has become an accepted treatment for selected patients with unresectable liver metastases due to colorectal cancer (CRLM).
- Conditions
- Liver Transplant Surgery, Colorectal Cancer Metastatic, Colon Cancer Liver Metastases
- Trial name
- CLEAR (NCT06698146)
- Where
- United States
- Volunteers
- 80 people
- Sponsor
- Northwestern University
Crohn Disease
Medical Treatment Versus Surgery in Stricturing Small Bowel Crohn's Disease
The objective of the SMART trial is to compare a combination therapy using azathioprine and subcutaneous infliximab versus ileocecal resection in patients with symptomatic small bowel Crohn's disease.
- Trial name
- SMART (NCT05584228)
- Testing
- Azathioprine + infliximab, Intestinal resection
- Where
- France
- Volunteers
- 150 people
- Sponsor
- Nantes University Hospital
Colorectal Cancer, Colorectal Surgery
Nutritional Supplementation to Improve Colorectal Cancer Surgery
This study aims to explore the effectiveness of perioperative Oral Nutritional Supplementation (ONS) combined with an optimized, tailored diet in reducing the risk of postoperative complications and improving the nutritional…
- Trial name
- NUTRICOLOR (NCT07599501)
- Testing
- Diet Optimization (DO), Oral Nutritional Supplement (ONS)
- Where
- Italy
- Volunteers
- 190 people
- Sponsor
- Istituto Clinico Humanitas
Rectal Cancer, Surgery
Multicenter Phase II Study of Transanal TME (taTME)
Radical rectal cancer resection, namely total mesorectal excision (TME), is the cornerstone of the treatment of resectable rectal cancer.
- Trial name
- NCT03144765
- Testing
- Transanal Total Mesorectal Excision (taTME)
- Where
- 12 sites in United States, Canada
- Volunteers
- 100 people
- Sponsor
- Icahn School of Medicine at Mount Sinai