Unicompartmental knee arthroplasty vs high tibial osteotomy for knee osteoarthritis: A comparison of clinical and radiological outcomes

Figure 1 Radiographic representation of the hip knee ankle angle, mechanical axis deviation and the angle of Mikulicz line. The white cross represents the position through which the mechanical axis of the lower limb intersects the tibial plateau. HKA: Hip knee ankle angle; MAD: Mechanical axis deviation.