| Complications detected | Number of patients n = % |
| Complications of dilatation: |
|
| Minor bleeding | 7 (14%) |
| Major bleeding | 0 |
| Perforation | 0 |
| Aspiration | 0 |
| Stent complication (stent patients = 11) |
|
| Retrosternal pain | 4 (36%) |
| Hiccough | 0 |
| Stent migration | 2 (18%) |
| Major Upper GI bleeding | 0 |
| Minor Upper GI bleeding | 2 (18%) |
| Perforation | 0 |
| Aspiration | 0 |
| Respiratory arrest | 0 |
| Tracheal compression | 0 |
| Death due to the procedure | 0 |