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Table 2 Comparison of short outcomes for lesions subjected to en bloc HSP, EMR or ESD

From: Influence of early colorectal cancer component on the positive margins after endoscopic resection: a retrospective study

 

Number of lesions

Positive VM

Positive HM

HSP

EMR

ESD

HSP

EMR

ESD

HSP

EMR

ESD

Overall

159

637

303

2(1.26%)

14(2.20%)

7(2.31%)

2(1.26%)

11(1.73%)

7(2.31%)

 AA

117

401

197

1(0.85%)

1(0.25%)

2(1.02%)

1(0.85%)

5(1.25%)

4(2.03%)

 ECRC

42

236

106

1(2.38%)

13(5.51%)

5(4.72%)

1(2.38%)

6(2.54%)

3(2.83%)

  pTis

29

123

55

0(0%)

1(0.81%)

1(1.81%)

0(0%)

1(0.81%)

1(1.81%)

  pT1

13

113

51

1(7.69%)

12(10.62%)

4(7.84%)

1(7.69%)

5(4.42%)

2(3.92%)

   pT1a

6

74

35

0(0%)

4(5.41%)

1(2.86%)

0(0%)

3(4.05%)

1(2.86%)

   pT1b

7

39

16

1(14.29%)

8(20.51%)

3(18.75%)

1(14.29%)

2(5.13%)

1(6.25%)

  1. HSP Hot snare polypectomy, EMR Endoscopic mucosal resection, ESD Endoscopic submucosal dissection, AA Advanced adenoma, ECRC Early colorectal cancer, pTis Intramucosal, pT1a Submucosal invasion with less than 1000 um from the muscularis mucosae, pT1b Submucosal invasion with 1000 um more from muscularis mucosae, HM Horizontal margin, VM Vertical margin
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