54-year-old with Crohn's disease, back/hip pain, evaluate for sacroiliitis or other abnormalities There is low intramedullary signal intensity on T1-weighted images and increased signal intensity on fat-suppressed T2-weighted images along the sacroiliac joints bilaterally, an active inflammatory sacroiliitis. Moderate-severe degenerative disc disease affects L5/S1. Osteoarthritis affects the facet joints of the visualized lower lumbar spine. Evaluation of the hip joints is limited due to metallic susceptibility artifact resulting from the patient's total hip arthroplasties.
Osteoarthritis of the sacroiliac joints without findings to suggest active inflammatory sacroiliitis. Degenerative disc disease and facet joint osteoarthritis of the lower lumbar spine.