PMC6232595_01
Patient's clinical appearance (source: internal documentation).
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The right knee was held in a flexed posture (Fig. 1).
(a-c) Radiological imaging shows severe osteoarthritic valgus deformity knee (source: internal documentation).
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X-ray demonstrated a significant valgus deformity of the right knee, erosion of lateral femoral condylar bone and severe tri-compartmental osteoarthritis (Fig. 2).
(a, b) Medial Collateral Ligament (MCL) origin was shifted to superior and anterior then fixed using 3 screws, (c) Illustration of the MCL origin shift (source: internal documentation).
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The new MCL origin was fixed with 3 cortical screws, expecting a bone to bone healing (Fig. 3).
Post surgery result (source: internal documentation).
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TKA with an 11 mm polyethylene insert. Postoperative X-ray was shown in Fig. 4. The surgery took two hours since skin incision until wound closure.
Clinical appearance 3 months following the surgery; stable while walking (source: internal documentation).
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By three months post-TKA, the patient had achieved 10-90  of right knee flexion, with no recurrence of her valgus deformity (Fig. 5).