http://www.appliedradiology.com RSS Feed on Applied Radiologyhttp://www.appliedradiology.com//Issues/1999/04/Articles/Well-differentiated-osteosarcoma.aspxA 13-year-old female presented with right knee pain which had developed while she was playing basketball. Radiographs of the knee were taken at an outpatient clinic (figure 1). The patient's past medical history was noncontributory, and all relevant blood work was within normal limits.Thursday, 21 Sep 2000 15:45:33 GMT