Figure 3From: Analysis of trabecular distribution of the proximal femur in patients with fragility fractures Four regions of interest (ROI) and the axes of the coordinate system used to position them. A=Compressive trabecula ROI (ComT); B=Tensile trabecula ROI (TenT); C=Trochanteric trabecula ROI (TroT); D= Ward's triangle ROI (WT); E=The center of femoral neck and F=The base of femoral neck.Back to article page