It is clear from that your body is twisted to left, and you are right this has happened post injury as body started adapting to pain or trauma. These changes happen because of Myofascial tightness (layer of tissue which binds the muscles). As these fascial layers are quite sensitive they start forming new pattern. And you are feeling this discomfort in a particular pattern.
Next Steps
You need to visit a therapist who can do fascial release for you.
Health Tips
Use following technique to do some self release
https://youtu.be/eSGSmCMcZQQ