Reason: eval cause of pain History: right back, SI, and leg pain BONE MARROW: Normal bone marrow signal is seen throughout the pelvis.SOFT TISSUES: There is diffuse muscle atrophy, otherwise, no significant abnormality. JOINTS: Sacroiliac joints are normal in appearance, without evidence of sacroiliitis.ADDITIONAL
No evidence of sacroiliitis. Diffuse muscle atrophy. Normal bone marrow signal. 