3Milgram JW. The classification of loose bodies in human joints[J].Clin Orthop, 1977, ( 124 ): 282～91.
4Knoeller SM. Synovial osteochondromatosis of the hip joint. Etiology, diagnostic investigation and therapy[J]. Acta Orthop Belg,2001,67(3) :201～10.
5Gilbert SR, Lachiewicz PF. Primary synovial osteochondromatosis of the hip: report of two cases with long-term follow-up after synovectomy and a review of the literature[J]. Am J Orthop, 1997,26(8) :555～60.
6Kim SH, Hong SJ, Park JS, et al. Idiopathic synovial osteochondromatosis of the hip: radiographic and MR appearances in 15 patients[J]. Korean J Radiol, 2002,3 (4) :254～9.
7Robinson P, White LM, Kandel R, et al. Primary synovial osteochondromatosis of the hip: extracapsular patterns of spread [J].Skeletal Radiol, 2004,33(4) :210～5.
8Davis RI, Hamilton A, Biggart JD. Primary synovial chondromatosis: a clinicopathologic review and assessment of malignant potential[J]. Hum Pathol, 1998,29(7) :683～8.
9Knoeller SM.Synovial osteochondroromatosis of the hip joint.Etiology,diagnostic investigation and therapy.Acta Orthop Belg,2001,67(3):201.
10Chen CY,Chen AC,Chang YH.Synovial chondromatosis of the hip:management with arthroscope-assisted synovectomy and removal of loose bodies:report of two cases.Chang Gung Med J,2003,26(3):208.
