These diagrams show the patella free of all soft tissue attachments. The apex represents the most inferior aspect of this sesamoid bone. The image on the left with the rougher surface depicts the anterior side of the patella; the image on the right with the smoother surface shows the inferior, or articular, side.
Reproduced with permission from: Knee conditions. In: Fundamentals of Sports Injury Management, 3rd Ed, Anderson M, Parr G (Eds), Lippincott Williams & Wilkins, Philadelphia 2011. Copyright © 2011 Lippincott Williams & Wilkins.
www.lww.com.
