###Human: My ankle got twisted and I am unable to walk. Please help. ###Assistant: Hello,Welcome to icliniq.com.As there is a history of twisting injury to your ankle with a kind of cracking sound or sensation which you have felt, I will advise you to undergo an immediate x-ray of the affected part to rule out any bone injury. X-ray ankle (anteroposterior and lateral views). Getting an x-ray is all the more important as you have a prior history of fracture fibula of the same ankle. You need to do the following till the x-rays are done: