Differential diagnosis for Reactive Arthritis
| Most Likely | Less Likely |
|---|---|
| Gonococcal arthritis | Ankylosing spondylitis |
| Acute septic arthritis | Rheumatic fever |
| Psoriatic arthritis | Gout/pseudogout |
| Inflammatory bowel disease arthritis | Lyme disease |
| Rheumatoid arthritis | Behçet’s syndrome |
| Secondary syphilis |

