Synovial Plicae in the Knee

Fig. 1.-Illustration of common plica in knee shows anterior view with knee slightly flexed and cut to reveal internal structures, displaying superior, medial, and inferior plicae.Lateral plica illustrated is probably lateral transverse arcuate fold, which is more common than lateral plica (see Figs. 11A and 11B).(Reprinted with permission from [14])