Features of spondyloarthritis
| Inflammatory back pain |
| Arthritis |
| Enthesitis of the heel |
| Dactylitis |
| Uveitis |
| Psoriasis |
| Inflammatory bowel disease |
| Good response to nonsteroidal anti-inflammatory medication |
| Family history of spondyloarthritis |
| Positive HLA-B27 |
| Elevated C-reactive protein |