Definitions for "Reactive arthritis"
an arthritic disorder that often affects several joints in the legs such as knees, the feet, ankles, and sacroiliac joint following a triggering intestinal or genital infection
Arthritis resulting from infection elsewhere in the body. i.e. there is no infection in the joint. The commonest type is HLA B27-related and may follow certain types of bowel or genitourinary infection.
A joint inflammation following infection elsewhere in the body (in the bowel in cases of foodborne disease). Yersinia enterocolitica, Shigella, Salmonella, Campylobacter jejuni and E. coli have all been linked to reactive arthritis.