Fig. 3From: Single-stage debridement via autogenous iliac bone graft through the OLIF corridor and lateral fixation in treating spontaneous single-level lumbar pyogenic spondylodiscitisMeasurement of segmental lordosis (A) and height (B). A: The lordotic angle was measured by the angle of perpendicular lines from the upper and lower endplates. B: The segmental height was measured as the midpoint distance from the endplatesBack to article page