Sacroiliitis is inflammation within the sacroiliac joint. It is a feature of spondyloarthropathies, such as axial spondyloarthritis (including ankylosing...

Cellulitis Erysipelas Mastitis Onychia Folliculitis Omphalitis Arthritis Sacroilitis Myositis Osteitis/Osteomyelitis Spondylitis Chondritis Synovitis Tendinitis...

x-rays, or radiographs, taken of their pelvis to check for signs of sacroilitis (often one of the first manifestations of the disease) and structural...

and often leads to significant morbidity. Ankylosing spondylitis and sacroilitis usually occur independent of bowel disease activity in UC. Ulcerative...