Comparing two techniques for removing certain colon and rectum tumors
Official title: Recurrence Rate After Endoscopic Resection of , Laterally Spreading Tumor Granular Type (LST-G) of the Colon and Rectum: Endoscopic Mucosal Resection (EMR) vs. Endoscopic Submucosal Dissection (ESD): A Multicenter Randomized Controlled Trial ( ESD vs EMR )
Run by Azienda USL Reggio Emilia - IRCCS · NCT06815406 · Data updated 2026-11-12
This study is testing which of two techniques for removing certain colon and rectum tumors works better to prevent them from coming back in patients with larger lesions.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 282 (estimated) |
| Sponsor | Azienda USL Reggio Emilia - IRCCS Government |
| Locations | 5 sites (Bologna and 4 other locations) |
| Status | Recruiting |
| Started | November 18, 2021 |
| Main results expected | June 2026 |
| Study ends | June 2026 |
| Registry record updated | May 6, 2026 |
| Trial ID | NCT06815406 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are adults aged 18 and older diagnosed with LST-G tumors larger than 20mm in the colon or rectum.
✕Probably not a fit
Patients with non-granular type tumors, certain lesion characteristics, or chronic inflammatory bowel diseases may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This study evaluates the recurrence rates of Laterally Spreading Tumors - Granular Type (LST-G) in the colon and rectum after two different endoscopic removal techniques: Endoscopic Mucosal Resection (EMR) and Endoscopic Submucosal Dissection (ESD). EMR is a common method that may lead to higher local recurrence due to piecemeal resection, while ESD allows for complete removal in one piece, potentially reducing recurrence rates but requiring more skill and time. The study aims to determine which technique is more effective in preventing tumor recurrence in patients with LST-G lesions larger than 20mm. Participants will be monitored for recurrence rates post-procedure to assess the efficacy of each method.
Why it matters
Potential benefit: If successful, this study could lead to improved treatment options for patients with LST-G tumors, reducing the risk of cancer recurrence.
How similar studies have gone: Previous studies have shown promising results with ESD in reducing recurrence rates for similar lesions, indicating that this approach may be effective.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Age ≥ 18 years. * Diagnosis of Laterally Spreading Tumor - Granular Type (LST-G) ≥ 20 mm in the colon or rectum with an indication for endoscopic resection. * Life expectancy \> 10 years. * Ability to understand and sign the informed consent form, demonstrating comprehension of the study and willingness to participate. Exclusion Criteria: * Diagnosis of Laterally Spreading Tumor - Non-Granular Type (LST-NG). * Presence of depressed areas within the lesion. * Lesions located on a scar or anastomosis site. * Lesions classified as Kudo Vi or Vn pattern. * History of chronic inflammatory bowel disease (e.g., ulcerative colitis, Crohn's disease). * Diagnosis of hereditary polyposis syndromes (e.g., familial adenomatous polyposis, Lynch syndrome).
Where it's running
-
IRCCS Azienda Ospedaliero Universitaria di Bologna - Sant'Orsola Malpighi
Bologna, Italy Recruiting -
Ente Ospedaliero Ospedali Galliera
Genova, Italy Recruiting -
Università Vita Salute - IRCCS
Milan, Italy Recruiting -
Ospedale Civile di Baggiovara
Modena, Italy Recruiting -
Azienda USL IRCCS di Reggio Emilia
Reggio Emilia, Italy Recruiting
Study contacts
- Principal investigator: Sassatelli Romano, MD — Azienda USL Reggio Emilia - IRCCS
- Study coordinator: Lucarini Matteo, MD
- Email: matteo.lucarini@ausl.re.it
- Phone: +39 0522 296423
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.