Fig. 3From: The added value of chemical shift imaging in evaluation of bone marrow changes in sickle cell diseaseCoronal IP (a) and OP (b) with axial T1fs (c & d) in 27 year-old female patient with bilateral acute pelvic bone pain, show diffuse persistent red marrow with normal percentage of signal loss on OP (IP-OP/IP = 23 %), note the patient had diffuse low signals on T1 (not shown). (c & d) show multi-focal T1 hyperintensity in the sacrum, pelvic bone, left acetabulum and left femoral head consistent with acute osteonecrosis, note corresponding sacral hyperintensity on IP and OP (stars)Back to article page