Bone marrow lesions and joint effusion are strongly and independently associated with weight-bearing pain in knee osteoarthritis: data from the osteoarthritis initiative G.H. Lo, T.E. McAlindon, J. Niu, Y. Zhang, C. Beals, C. Dabrowski, M.P. Hellio Le Graverand, D.J. Hunter Osteoarthritis and Cartilage Volume 17, Issue 12, Pages 1562-1569 (December 2009) DOI: 10.1016/j.joca.2009.06.006 Copyright © 2009 Osteoarthritis Research Society International Terms and Conditions
Fig. 1 (A) Sagittal MRIs of the knee. The left MRI is of a knee without any BMLs. The right MRI is of a knee with a large BML in the lateral patella and lateral trochlea (yellow arrows). (B) Axial MRIs of the knee. The left MRI is of a knee with a physiologic effusion. The right MRI is of a knee with a large joint effusion. (C) Sagittal MRIs of the knee. The left MRI is of a knee without any infrapatellar synovitis. The right MRI is of a knee with a large amount of synovitis in the infrapatellar fat pad (yellow circles). Osteoarthritis and Cartilage 2009 17, 1562-1569DOI: (10.1016/j.joca.2009.06.006) Copyright © 2009 Osteoarthritis Research Society International Terms and Conditions