What should you know about weight bearing cast for broken ankle?

Weight bearing is not a universal instruction. Your fracture pattern, alignment, healing stage, swelling, surgery, and cast design affect what is safe. You may be told to keep weight off the foot, touch it down lightly, bear weight as tolerated, or place full weight through it. The exact wording matters, so ask the team to demonstrate it with crutches or another aid.

Pain and ankle swelling can occur after a broken ankle, but a sudden change may signal a cast problem or another complication. A cast supports the healing area while the bone settles; it does not make the ankle ready for every activity. A walking boot may be an alternative later, and rehabilitation helps restore movement, balance, and strength.

Follow the prescribed loading level and use crutches, a frame, or a stick until your clinician says you no longer need them. Keep the cast dry, do not cut or pad it yourself, and avoid placing objects inside it to scratch. Elevate the leg when swelling increases and move the toes gently if permitted. Check the skin around the cast and follow your review schedule. Do not drive, run, or climb uneven surfaces until you have clear advice. Fracture casting, walking boot immobilisation, and fracture fixation surgery are different parts of fracture care; the appropriate option depends on the injury.

Contact the fracture team promptly if the cast becomes cracked, loose, wet inside, unbearably tight, or rubs one area. Seek urgent help for increasing pain that does not settle with the advised measures, numb or tingling toes, toes that become pale or blue, inability to move them, marked swelling, fever, or new drainage or odour. Sudden calf pain, chest pain, or breathlessness needs emergency attention. Do not wait for the next appointment when circulation, sensation, or breathing changes.

Exactly how much weight may I place on this leg? Which walking aid and shoe should I use? When can the cast be changed or removed? Which exercises are safe now, and what symptoms mean I should return sooner?