PMC6766126_01
PMC6766126_02
(a, b) AP and lateral views of the knee 6 weeks post-op. Normal knee architecture in both views.
CRIOR2019-2038983.001.jpg
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fig1
Radiographs at 6 weeks post-op showed well-aligned TKA (Figures 1(a) and 1(b)).
(a, b) AP and lateral radiographs of the knee indicating posterior dislocation of the tibia and instability of knee prosthesis. Note inability to ascertain the direction of the rotating platform.
CRIOR2019-2038983.002.jpg
PMC6766126_02_CRIOR2019-2038983.002.jpg
fig2
Radiographs showed anterior dislocation of the femoral implant on the tibial polyethylene component (Figures 2(a) and 2(b)).