2Herzog S, Mafee M. Synovial chondromatosis of the TMJ ; MR and CT findings [J] . AJNR J Neuroradiol, 1990, 11 : 742 - 745.
3Blankenstijn J, Panders AK, Vermey A, et al. Synovial chondromatosis of the temporomandibular joint: Report of 3 cases and review of the literature [ J] . Cancer, 1985, 55:479 - 485.