case_images: PMC4592736_01
case_images: Anteroposterior X-ray pelvis showing right THR and left hip resurfacing.
case_images: CRIOR2015-926263.001.jpg
case_images: PMC4592736_01_CRIOR2015-926263.001.jpg
case_images: fig1
case_images: A plain radiograph of her pelvis showed satisfactory positioning of right uncemented total hip replacement with 36 mm metal-on-metal articulation (Corail/Pinnacle) and left hip resurfacing, without adverse features (Figure 1).
case_images: MARS MRI showing a left retroperitoneal cystic mass lesion (74 mm x 32 mm) noted anteriorly and extending into the iliopsoas bursa.
case_images: CRIOR2015-926263.002.jpg
case_images: PMC4592736_01_CRIOR2015-926263.002.jpg
case_images: fig2
case_images: Further, a smaller cystic lesion was also noted around the greater trochanter (20 mm in length x 5 mm in width) (Figure 2).
case_images: CT angiography showing a large cystic mass compressing the left iliac vessels.
case_images: CRIOR2015-926263.003.jpg
case_images: PMC4592736_01_CRIOR2015-926263.003.jpg
case_images: fig3