1. Presented by Edward McCarthy, M.D. and prepared by Greg Seidel, M.D.

A 40 year old man had pain in his knee for one year. A radiograph demonstrated a well defined lytic lesion in the proximal tibial epiphysis. In addition there was a small lesion on the posteal aspect of the distal femur.

/images/0729023a.jpg
/images/0729023b.jpg
/images/0729023c.jpg
/images/0729023d.jpg
/images/0729023e.jpg