it seems like an ankle sprain.
Next Steps
You need physiotherapy treatment for 10 days.
*Ice pack *Ultrasonic waves *Laser *Tens
This will be followed by exercises in order strengthen the muscles around the ankle
Health Tips
Apply ice pack 3 times a day.
avoid weight bearing on that ankle initially for 3 days.
do not hang your legs and sit, if possible try to elevate the injured leg at an angle of 15 degrees while sleeping