Complete polyp resection rate of colorectal polyps: long follow-up study

Withdrawn

Conditions: incompletely removed polyp
10017934

Registration Number: NL-OMON40330

Lead Sponsor: MD

Brief Summary: Not available

Detailed Description: Not available

Recruitment & Eligibility

Status: Withdrawn

Sex: Not specified

Target Recruitment: 444

Inclusion Criteria

FIT positive patients from our fourth round pilot CRC screening programme or participants of the national CRC screening programme with sessile or flat colorectal polyps and
Patients aged 50-75 years, referred for diagnostic without coagulopathy. These will be patients with rectal blood loss, abdominal complaints, changed stool frequency, surveillance colonoscopy or iron deficiency anemia.

Exclusion Criteria

Participants who did not sign informed consent
Pedunculated polyps
Patients with coagulopathie
Polyps that require piecemeal resection in more than 2 tempi
Participants with only polyps >21 mm
Participants with (suspected) colorectal cancer
Participants with suspicion of polyposis syndrome
Participants with inflammatory bowel disease

Study & Design

Study Type: Observational invasive

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
<p>Percentage of incompletely resected polyps with a diameter of 1-4 mm, 5-9 and<br /><br>10-20 mm (incomplete resection rate = IRR)</p><br>

Secondary Outcome Measures

Name	Time	Method
<p>* Association between histopathology and IRR<br /><br>* Association between method of polypectomy and IRR<br /><br>* Association between polyp morphology according to the Paris classification<br /><br>and IRR<br /><br>* Association between polyp location in the colon (proximal vs. distal and per<br /><br>segment) and IRR<br /><br>* Association between endoscopist and IRR</p><br>