Sometimes, blood clots are formed for no apparent reason. This wears out the bone and makes it weaker, thus rendering it Dane Swan Collingwood: More surgery needed for Magpie star | Herald Sun incapable to withstand any external force. http://www.nwemail.co.uk/lifestyle/article/Hoad-Hill-set-to-be-Vickys-first-marathon-after-her-foot-surgery-385b82a2-fb22-4b0f-93d1-85972d650e96-dsPain and swelling are some of the most common symptoms. There are mainly two different procedures for arthritis. Then put a heating pad over it and let it stay for 2 hours. Alternately, they can also be the outcome of an ankle sprain. Every bruise, wound, injury or fracture follows a set pattern while healing. Wherever the blood clot has been formed, you will experience pain in that area.