i hurt my ankle, what should i do.

[sb00]

i tripped and fell over my dogs bone, my right foot hit the bone and when i tried to catch my self i put my left foot down when i did that my ankle twist underneath me as i proceeded to fall. i heard a crack and i stayed on the ground for almost 5 minutes not being able to move my ankle to get up, i finally crawled to my couch and i was crying, shoud i go to the hospital, im really nevous. this ankle has had a bad history and im still doing physical therapy for it what should i do?