Ankle injury. Ankle fractures can occur as a result of an injury or traumatic event. Patients state that thay sometimes hear a pop. Pain, swelling and the inabilty to walk are signs of ankle injury. An xray can help diagnose a fracture.
Possible. It is possible you have a break or damage to the cartilage. You should get it evaluated by a podiatric ankle specialist. There are many conditions that may be causing the problem.