Copyright
©The Author(s) 2018.
World J Gastroenterol. Apr 21, 2018; 24(15): 1632-1640
Published online Apr 21, 2018. doi: 10.3748/wjg.v24.i15.1632
Published online Apr 21, 2018. doi: 10.3748/wjg.v24.i15.1632
Characteristics | Value |
Number of patients | 70 |
Number of lesions | 96 |
Age, mean ± SD (range), yr | 67 ± 10 (43-87) |
Sex | |
Male | 59 (84) |
Female | 11 (16) |
Location of the tumor in the esophagus | |
Upper one-third | 11 (11) |
Middle one-third | 53 (55) |
Lower one-third | 33 (34) |
Gross appearance | |
Depressed | 86 (90) |
Elevated | 7 (7) |
Flat | 2 (2) |
Mixed | 1 (1) |
Resected specimen size, mean ± SD (range), mm | 33 ± 14 (9-75) |
Resected tumor size, mean ± SD (range), mm | 24 ± 13 (1-64) |
Luminal extent | |
< 1/2 | 59 (61) |
≥ 1/2, < 2/3 | 20 (21) |
≥ 2/3 | 17 (18) |
Histopathologic features | |
Dysplasia/intraepithelial neoplasia | 21 (22) |
Squamous cell carcinoma | 75 (78) |
Epithelial lining | 15 (20) |
Lamina propria mucosae | 31 (41) |
Muscularis mucosae | 13 (17) |
Submucosa (SM1) | 2 (3) |
Submucosa (SM2 or deeper) | 14 (19) |
95%CI | |
Procedure duration, median (range) | 60 (25-305) |
En bloc resection | 96 (100) [96.2-100] |
Complete resection with negative margins | 91 (95) [88.4-97.8] |
Curative resection | 78 (81) [72.3-87.8] |
Adverse events | |
Perforation | 0 (0) [0-3.9] |
Delayed bleeding | 0 (0) [0-3.9] |
Pneumonia | 3 (3) [1.1-8.8] |
Esophageal stricture | 7 (7) [3.6-14.3] |
- Citation: Kuwai T, Yamaguchi T, Imagawa H, Miura R, Sumida Y, Takasago T, Miyasako Y, Nishimura T, Iio S, Yamaguchi A, Kouno H, Kohno H, Ishaq S. Endoscopic submucosal dissection for early esophageal neoplasms using the stag beetle knife. World J Gastroenterol 2018; 24(15): 1632-1640
- URL: https://www.wjgnet.com/1007-9327/full/v24/i15/1632.htm
- DOI: https://dx.doi.org/10.3748/wjg.v24.i15.1632