Bone cysts versus bone spurs?

Inside bone/tendons. Bone cysts r contained inside the bone, any where from simple benign @ malignant and need watching. Spurs r at the edges of the bone as in arthritis, or in response 2 tendinitis where a tendon attaches. As patellar tendinitis or where ligaments attach as in heel spurs ( planter fasciitis). Treatments r different 4 each & multiple 4 each. B followed & rx'd by an orthopedic surgeon.