Journal article

Neoplastic involvement of the sacroiliac joint: MR and CT features.

M Silberstein, O Hennessy, L Lau

Australas Radiol | Published : 1992


The radiological findings in five patients with pelvic soft tissue neoplasms directly involving the sacroiliac joint, are described. All patients had Computed Tomography (CT) examinations, two of the patients also having Magnetic Resonance Imaging (MRI). The role of imaging in this uncommon entity is discussed as well as the importance of making this diagnosis, thereby excluding unilateral sacroiliitis. The therapeutic implications of this diagnosis relate to local neural involvement, especially the sciatic nerve, and the fact that involvement of the sacroiliac joint by tumors significantly compromises chances of a successful surgical outcome. The role of MR in this condition is not yet cert..

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University of Melbourne Researchers