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The investigators will investigate the efficacy of EMR compared to CSP in treatment of small colon polp (6~10mm).
One aim of this study was to investigate the necessity of EMR on resection of small colon polyp.
With sized polyp from 6mm to less than 10mm, it has been classified by the previous studies as a "small polyp".
Their potential for advanced neoplasia is usually size-dependent, but some recent studies found that, even in diminutive and small polyps, the rate of advanced neoplasia is relatively high about 9%-10%.
The investigators will prospectively investigate postprocedural outcomes, such as retrieval rate, procedural time, overall complication rate (Intraprocedural bleeding, postprocedural bleeding, and perforation) in colonoscopic polypectomy of small polyp between CSP and EMR.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Cold snare polypectomy | Experimental | CSP will be performed by closing the snare loop after positioning the open snare at the point of lesion. |
|
| Endoscopic mucosal resection | Active Comparator | EMR will be performed in the way of drawing the lesion into the loop of the snare and resecting followed by saline injection to the its margin. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| EMR | Other | performing EMR for patients with small polyp |
| |
| Measure | Description | Time Frame |
|---|---|---|
| complete resection rate (CRR) | Up to 2 months |
| Measure | Description | Time Frame |
|---|---|---|
| incidence of complications (Intraprocedural bleeding, postprocedural bleeding, and perforation) | Up to 2 months | |
| necessity of hemostasis (due to Intraprocedural bleeding or postprocedural bleeding) | Up to 2 months |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Jeong-Sik Byeon, Doctor | Contact | 82-2-3010-3905 | jsbyeon@amc.seoul.kr |
| Name | Affiliation | Role |
|---|---|---|
| Jeong-Sik Byeon, Doctor | Division of Gastroenterology, Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center | Study Chair |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Asan Medical Center | Recruiting | Seoul | Seoul | 138-736 | South Korea |
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| ID | Term |
|---|---|
| D003111 | Colonic Polyps |
| ID | Term |
|---|---|
| D007417 | Intestinal Polyps |
| D011127 | Polyps |
| D020763 | Pathological Conditions, Anatomical |
| D013568 | Pathological Conditions, Signs and Symptoms |
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| CSP |
| Other |
performing CSP for patients with small polyp |
|
| Polyp retrieval rate | Up to 2 months |
| hospitalization period | Up to 2 months |