Research Article
Endoscopic Submucosal Dissection Outcomes for Gastroesophageal Tumors in Low Volume Units: A Multicenter Survey
Table 4
Summary of ESD in upper GI tract outcomes from low-volume centres in the world.
| | | Taiwan [8] | Italy [23] | Portugal [27] | France [19] | South East Asia (this study) |
| | Year | 2004–2007 | 2005–2011 | 2005–2008 | 2010–2013 | 2009–2015 | | Centers | 8 | 2 | 1 | 14 | 5 | | Study method | Retrospective | Retrospective | Retrospective | Prospective | Retrospective | | Number of ESD cases | 70 | 20 | 19 | 177 (upper GI only) | 35 | | Size (mm) | Mean | Median 29 (15–60) | Median 25 (15–30) | Mean | Median 20 (5–60) | | Procedure time (minutes) | Median 92.4 (25–210) | Medial 119.1 (40–240) | Median 90 (40–300) | Mean | Median 105 (15–480) | | Knife used | IT knife
Needle knife | IT knife
Hook knife | IT knife
Hook knife | Dual knife
Flush knife | IT knife
Hybrid knife | | Outcomes | | | En bloc resection, (%) | 64/70 (91.4%) | — | 15/19 (79%) | 292/319 (91.5%) | 32/35 (91.4%) | | R0 en bloc resection, (%) | NA | 18/20 (90%) | 13/19 (68%) | 277/319 (71.2%) | 27/32 (77.1%) | | Complications | | | Bleeding, (%) | 4/70 (5.7%) | 0 | 1/19 (5.3%) | 15 (4.7%) | 1 (2.9%) | | Perforation, (%) | 3/70 (4.3%) | 3/20 (15%) | 0 | 26 (8.1%) | 0 | | Recurrence | | | Esophagus, (%) | — | NA | — | 4/60 (6.7%) | 0 | | Stomach, (%) | 2/70 2.8% | NA | 0 | 5/63 (6.1%) | 2/35 (9.8%) |
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ESD: Endoscopic submucosal dissection; R0: complete resection with no margin involvement; NA: not available; and IT: insulated tip.
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