Status:

TERMINATED

Piecemeal Versus En Bloc Resection of Large Rectal Adenomas

Lead Sponsor:

Universitätsklinikum Hamburg-Eppendorf

Conditions:

Colorectal Adenoma With Mild Dysplasia

Colorectal Adenoma With Severe Dysplasia

Eligibility:

All Genders

18+ years

Phase:

NA

Brief Summary

Currently, colonoscopy is the safest way to detect bowel tumors and polyps, since these can be biopsied and removed in one working process. If the size of adenomas is larger than 2 cm, resections are ...

Detailed Description

In 20 to 35% of colonoscopies due to symptoms or for prevention polyps, so-called adenoma, are found. Currently, colonoscopy is the best way to detect bowel tumors and polyps, since these can be biops...

Eligibility Criteria

Inclusion

  • patients with large non pedunculated colorectal adenomas designated for endoscopic resection up to 15 cm ab ano, length 2 cm to 5 cm, maximum hemicircumferential
  • age \> 18 years
  • signed Informed Consent

Exclusion

  • adenomas smaller or larger than described above
  • more than one large rectal adenoma
  • adenomas with known or suspected carcinoma, proven by previous biopsies
  • adenomas with known or suspected carcinoma that do not seem to be resectable by endoscopy, e.g. ulcers, suspected infiltration of submucosa after endoscopic or ultrasound diagnostics
  • patients with chronic inflammatory bowel diseases
  • severe general disease, including metastasising carcinomas
  • coagulation abnormalities or anticoagulant drug use which make resection therapy impossible
  • bad general state of health (American Society of Anesthesiologists Classification (ASA) IV or more)
  • pregnancy and lactation
  • recurrence or leftover dysplasia after extended endoscopic or surgical therapy (transanal endoscopic microsurgery (TEM))

Key Trial Info

Start Date :

April 1 2014

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

May 30 2022

Estimated Enrollment :

110 Patients enrolled

Trial Details

Trial ID

NCT02238938

Start Date

April 1 2014

End Date

May 30 2022

Last Update

June 29 2023

Active Locations (6)

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Page 1 of 2 (6 locations)

1

Sana Klinikum Lichtenberg

Berlin, Germany, 10365

2

Vivantes Wenckebach-Klinikum

Berlin, Germany, 12099

3

University Hospital Eppendorf

Hamburg, Germany, 20246

4

St. Bernward Krankenhaus

Hildesheim, Germany, 31134