Fig. 3From: A case of intra-articular ganglion cysts of the knee joint: correlation between arthroscopic and magnetic resonance imaginga Arthroscopic examination identified a mass located anteriorly to the posterior cruciate ligament (PCL). The cyst (white arrow) was located between the anterior cruciate ligament (black arrow) and PCL, tightly attached to the PCL, and covered with a white capsule. b The mass was arthroscopically excised in a piecemeal manner and the exuded viscous liquid (arrow) when puncturedBack to article page