1)Jackson DW, Schaefer RK:Cyclops syndrome:loss of extension following intra-articular anterior cruciate ligament reconstruction. Arthroscopy 6:171-178, 1990.
2)Marzo JM, Bowen MK, Warren RF, et al:Intraarticular fibrous nodule as a cause of loss of extension following anterior cruciate ligament reconstruction. Arthroscopy 8:10-18, 1992
3)Mcmahon PJ, Dettling JR, Yocum LA, et al:The Cyclops lesion:a cause of diminished knee extension after rupture of anterior cruciate ligament reconstruction:a multifactorial etiopathogenesis. Arthroscopy 14:869-876, 1998
4)Nuccion SL, Hame SL:A symptomatic Cyclops lesion 4 years after anterior cruciate ligament reconstruction. Arthroscopy 17:E8, 2001
5)Papakonstantinou O, Chung CB, Chanchairujira K, et al:Complication of anterior cruciate ligament reconstruction:MR imaging. Eur Radiol 13:1106-1117, 2003
6)Park HJ, Urabe K, Naruse K, et al:Arthroscopic evaluation after surgical repair of intercondylar eminence fractures. 5th Biennial ISAKOS Congress, Florida, 2005
7)Veselko M, Rotter A, Tonin M:Cyclops syndrome occurring after partial rupture of the anterior cruciate ligament not treated by surgical reconstruction. Arthroscopy 16:328-331, 2000