Spanish study [26]

N = 62

Our study

N = 123

Response to corticotherapy

31 (50%)

74 (60%)

Reponse to second line medical treament

27 (43%)

12 (9%)

- Infliximab

14

6

- Ciclosporine

10

8

- both

03

Surgery:

5 (6.5%)

35 (28%)

Immediatly

1

9

After failure of medical treatment

4

26