Thanks for all these additional details.
I am sorry to hear about your problems.
Well, it is possible that you may have suffered with- Muscle Strains- The strains of the muscles around the hip and pelvis can cause pain and spasm.
Other cause can be- Soft tissue injury.
Considering severity of pain, this should not be left alone.
To make a diagnose, you need to undergo - Clinical examination, X-ray /MRI of hip, Detailed checkup.
You would need painkiller injections and anti-inflammatory pills. If required, steroid pills can also be given. Physical therapy can also be advised.
Please don’t delay and rush to ER ASAP and get it managed.
Hope this helped
If you have any further question then you can ask me.
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