Osseous Manifestations of Primary Hyperparathyroidism: Imaging Findings

Figure 5

Subchondral resorption of the sacroiliac joints. Coronal and axial CT images show areas of subchondral lucency with irregular articular margin (red arrows), apparent widening of the joint space and surrounding hyperdense sclerosis. Pelvis X-ray symphysis pubis subchondral resorption (white arrow) with widening and also subligamentous resorption of the ischial tuberosities (yellow arrows). (a) Coronal bone CT. (b) Axial bone CT. (c) Pelvis X-ray.