Figure 1From: The association between subchondral bone cysts and tibial cartilage volume and risk of joint replacement in people with knee osteoarthritis: a longitudinal study(a) Grade 2 medial femoral bone marrow lesions. (b) Lateral femoral subchondral bone cyst at baseline. (c) Regression of lateral femoral subchondral bone cyst at follow-up.Back to article page