edema in the bone marrow can be from injury
x ray is not really a good test to see what is going on
This can also be caused by arthritis or other problems.
But is not usually "something bad"
If a tumor were suspected you should have an MRI of the bone.
Ask your doctor to let you see an orthopedist
I still have not heard from you.
This should not be a serious problem.
I am going change the format to q and a.
use reply to expert if you have more questoins