Table 3 Complications of endoscopic submucosal dissection for superficial esophageal squamous cell carcinoma
Variables | Â |
|---|---|
Perforation (yes) | 14 (8.0) |
 Frank perforation | 4 (2.3) |
  Clipping | 3 (1.7) |
  Operation | 1 (0.6) |
 Microperforation | 10 (5.7) |
  Clipping | 4 (2.3) |
  Conservative management | 6 (3.4) |
Bleeding (yes) | 0 (0) |
Stricture (yes) | 21 (12.0) |
 Balloon dilatation | 20 (11.4) |
 Balloon dilatation and temporary stent insertion | 3 (1.7) |
 Temporary stent insertion | 1 (0.6) |
Preventive treatment for stricture (yes) | 18 (10.3) |
 Polyglycolic acid sheet application | 6 (33.3) |
  Stricture (yes) | 4 (66.6) |
 Oral prednisolone | 12 (66.6) |
  Stricture (yes) | 5 (41.7) |