“…The mechanisms that can lead to medial plica syndrome include direct trauma, blunt trauma, twisting injuries, repetitive flexion‐extension, overuse without adequate healing, or increased activity levels. Additionally, any mechanism that results in intra‐articular bleeding or synovitis may result in irritation of the plica (Broom and Fulkerson,1986; Dorchak et al,1991; Ewing,1993; Dupont,1997; Boles and Martin,2001; Irha and Vrdoljak,2003; Schindler,2004; O'Keefe,2009). Following irritation a normal inflammatory process occurs.…”