Parkkinen et al reported factors associated with a worse outcome following operative repair of a medial tibial plateau fracture. the authors are from Helsinki University and Karolinska University Hospital.
Patient selection: status post operative repair of a fracture of the medial tibial plateau
Predictor of post-traumatic osteoarthritis:
(1) initial articular depression in preoperative CT scan >= 3.4 mm (sensitivity 0.81, specificity 0.75)
Predictors of pain:
(1) mechanical axis > 4 degrees of varus
(2) >= 2 mm articular depression or step-off
Other factors affecting outcome:
(1) peroneal nerve dysfunction
(2) compartment syndrome
(3) persistent infection
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