| mandatory criteria |
| Recurrent oral ulceration |
Minimum 3 episodes in 12 months |
| other criteria |
| Recurrent genital ulcerations |
Minimum 3 episodes in 12 months |
| Eye lesions |
uveitis, retinal vasculitis |
| skin lesions |
erythema nodosum, pseudo-folliculitis |
| Positive pathergy test |
read at 24-48 hours |
