Is it always possible to tell from a scan if someone has fractured a bone before? How?

Question

Is it always possible to tell from a scan if someone has fractured a bone before? How?

In: Biology

Answer 1

Much like a scar forms when a large wound heals, the material that fuses a broken bone together is structured differently than the rest of the bone, causing it to appear like a line of slightly different color in x-rays.