Case Report
Copyright ©The Author(s) 2016.
World J Orthop. Jun 18, 2016; 7(6): 401-405
Published online Jun 18, 2016. doi: 10.5312/wjo.v7.i6.401
Figure 3
Figure 3 Clinical photograph under anesthesia showing accentuation of the “pucker” sign (black arrow) with flexion of the knee.