PMC5474539_01
Preoperative A/P left and right hip X-rays of the patient. This figure shows an AP radiograph of the left and right hips of the patient in the immediate preoperative setting.
CRIOR2017-5354298.001.jpg
PMC5474539_01_CRIOR2017-5354298.001.jpg
fig1
Radiographs of the pelvis showed bilateral noncemented total hip arthroplasty (metal on polyethylene) with no significant soft tissue changes (Figure 1).
A preoperative right hip MRI. This is a T2 fat-sat weighted MRI axial cut showing the well-organized collection extending into the right prosthesis.
CRIOR2017-5354298.002.jpg
PMC5474539_01_CRIOR2017-5354298.002.jpg
fig2
T1- and T2-weighted images (Figure 2). The yield of this imaging technique was extremely limited by the artifacts coming from the prosthesis.
A per-operative view of the rice-like body cyst. The rice-like body cyst discovered in the per-operative setting. The rice-like bodies are seen bathing in a clear fluid. An encapsulated cyst.
CRIOR2017-5354298.003.jpg
PMC5474539_01_CRIOR2017-5354298.003.jpg
fig3
This well contoured mass is opened revealing a collection of 250 mL of "rice-like" bodies measuring 1 cm each bathing in a clear fluid (Figure 3).
Anatomopathological view of the operative material. Anatomopathological view of the material sent to pathology showing a fibrotic material with a cystic wall with fibrinous projections in the cystic cavity compatible with rice-like bodies.
CRIOR2017-5354298.004.jpg
PMC5474539_01_CRIOR2017-5354298.004.jpg
fig4
The microscopic study of the cystic collection and its content revealed a fibrotic synovial nature of cystic wall with fibrinous projections in the cystic cavity similar to the foreign objects qualified as "rice-like" bodies (Figure 4).