case_images: PMC7369673_01
case_images: X-ray of the left knee demonstrating perihardware lucencies at the level of the tibial trays.
case_images: CRIID2020-8845430.001.jpg
case_images: PMC7369673_01_CRIID2020-8845430.001.jpg
case_images: fig1
case_images: The films demonstrated soft tissue swelling and perihardware lucencies at the level of the tibial trays (Figure 1).