How frequently do the various clinical symptoms of Behcets disease occur
| Oral aphthous ulcers | 97% to 100% |
| Genital ulcers | 75% to 90% |
| Ocular symptoms | 30% to 79% |
| Arthritis | 40% to 50% |
| Skin lesions | 35% to 85% |
| Central nervous system disease | 5% to 10% |
| Major vessel occlusion/aneurysm | 5% to 10% |
| Gastrointestinal involvement | 0% to 25% |
