Reason: R ilium lesion first identified on outside MRI pelvis from 3/15, s/p needle bx without clear pathology, please evaluate for interval change History: above. BONE MARROW: Right intramedullary and screw fixation device is incompletely imaged.Interval decrease in size of ill defined lesion within the right acetabulum demonstrating T2 hyperintense, T1 hypointense signal and enhancement measures approximately 3.3 x 1.8 x 1.4 cm (series 501 image 25, series 301 image 10), previously measuring 3.3 x 2.4 x 4.3 cm.No new lesions.The remainder of the bone marrow is within normal limits.SOFT TISSUES: No significant abnormality noted. JOINTS: No significant abnormality noted.ADDITIONAL
Interval decrease in size of right acetabular lesion. 