Clinical diagnosis of patients
| Diagnosis | No (%) |
| Undifferentiated | 19 (41.3) |
| HLA-B27-related uveitis | 7 (15.2) |
| Bechet’s disease | 6 (13.0) |
| Multifocal choroiditis and panuveitis | 5 (10.9) |
| Sarcoidosis | 5 (10.9) |
| Birdshot choroidopathy | 2 (4.3) |
| Juvenile idiopathic arthritis uveitis | 2 (4.3) |
| Total | 46 (100) |
HLA, human leucocyte antigen.