Table 1 Number of esophageal dilations and occurrence of complications

1**

2

-

-

2*

3

-

-

3**

0

Post-endoscopic esophageal perforation, requiring euthanasia

4*

3

-

-

5**

3

-

-

6*

1

-

-

7**

3

-

Mediastinitis on day 22, following the third dilation

8*

2

-

-

9**

2

Post-endoscopic esophageal perforation, successfully treated

-

10*

2

-

-

11**

2

-

-

Mediastinal inflammation⁺ at necropsy

12*

2

-

-

Mediastinal inflammation⁺ at necropsy