Hospital Militar de Santiago, Santiago, Chile
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Clínica Alemana - Universidad del Desarrollo, Santiago, Chile
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, 10 ) and are the leading cause of construct instability, displacement, non-union, and varus recurrence after MOWHTO ( 2 , 11 , 12 , 13 , 14 ). Various risk factors have been described recently such as the location of the osteotomy, hinge position
Faculty of Medicine, Universidad Francisco de Vitoria, Madrid, Spain
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Osteoarticular Surgery Research, Hospital La Paz Institute for Health Research – IdiPAZ (La Paz University Hospital – Autonomous University of Madrid), Madrid, Spain
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. Knee stiffness Acute infection Chronic infection (osteomyelitis) Malunion Non-union Post-traumatic osteoarthritis Residual knee instability secondary to ligaments damage that was not addressed initially, during
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. 18 Theoretically this reduces the incidence of wound problems, and lowers the risk of delayed union and nonunion, 19 although Victor and Premanathan’s only case of delayed union (out of 14 patients) was a multi-planar distal femoral osteotomy
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periprosthetic fractures in 13% (55 knees). The other causes varied: non-union of periprosthetic fracture in 5% (19 knees), mechanical failure in 4% (16 knees), stiffness in 4% (15 knees) and malrotation in 3% (14 knees). Bone defects were filled with bone
Institut du mouvement et de l’appareil locomoteur, Marseille, France
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Marrow Oedema Scores ( P = 0.006), better Plug Union Scores ( P = 0.02), and less Plug Necrosis Scores ( P = 0.03) with significantly lower modified MOCART (Magnetic Resonance Observation of Cartilage Repair Tissue) scores, which were not correlated to
Osteoarticular Surgery Research, La Paz Hospital Health Research Institute – IdiPAZ (La Paz University Hospital – Autonomous University of Madrid), Madrid, Spain
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postoperative range of motion of 110.5 degrees. In the radiological evaluation, all implants were well aligned, with a 15.1% non-progressive RLL. There were two failures, with a cumulative survival of 92.1% by the end of the follow-up. In the logistic regression
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Division of Orthopaedic Surgery, University Hospital of Geneva, Geneva, Switzerland
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flexion contracture, ≥20° of correction and rheumatoid or inflammatory arthritis. PTO should be considered on an individual basis. Non-suitable patients are obese (BMI >30) and patients with bicompartmental arthritis or with previous lateral meniscectomy
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Osteotomie Komitee der Deutschen Knie Gesellschaft (DKG), Munich, Germany
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Osteotomie Komitee der Deutschen Knie Gesellschaft (DKG), Munich, Germany
AO Research Institute Davos, Davos, Switzerland
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Siboni R Beaufils P Boisrenoult P Steltzlen C & Pujol N . Opening-wedge high tibial osteotomy without bone grafting in severe varus osteoarthritic knee. Rate and risk factors of non-union in 41 cases . Orthopaedics & Traumatology, Surgery
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. There are few reports in the literature of non-union requiring repeat osteotomy and bone grafting, common peroneal nerve palsy, knee stiffness, patella baja and intra-articular fracture. The most common reported specific complication was that of over or
