Fig. 4From: A novel approach for joint line restoration in revision total ankle arthroplasty based on the three-dimensional registration of the contralateral tibia and fibulaLateral distal tibial angle (LDTA) and anterior distal tibial angle (ADTA) and Left: LDTA measured as projected 2D angle in frontal plane (plane normal = red arrow). ADTA measured as projected 2D angle in sagittal plane (plane normal = blue arrow)Back to article page