thanks for writing to us
I am Dr. Vaibhav Gandhi, I am Orthopaedic surgeon
I have studied your case.
This looks bone contusion
with early hematoma
Here are my other useful suggestions to you:
do cold fomentation
LIMB elevation and rest
you need to investigate in the form of - X ray tibia
you can apply thrombophobe ointment
-USG ,TENS WILL HELP
for further query contact my profile directly.