Figure 1From: The associations between indices of patellofemoral geometry and knee pain and patella cartilage volume: a cross-sectional study Medial and lateral patella cartilage volumes were determined by the software Osiris (University of Geneva, Switzerland). The patella ridge was used to divide the medial and lateral facets, which were then measured separately on each MRI by manually drawing disarticulation contours around each cartilage boundaries.Back to article page