Suggest Treatment For Not Healed Wound After Ewings Sarcoma In Tibia

i have a ewings sarcoma in tibia, under gone CT, RT in 2006/07 later in the 2009 Apr 13 th i had an opperation but its has t healed out. in 2011 june 21st again under gone plastic surgery, in which they sliced the decayd bone. but bcz of radiation it s not healing. n bone get pores. but dont know wt to do n whom to consult. being a middle class family i completed my education got job bcz of this prblm i cant even make my work myself. m heavy bodied person like 85 kg. age s 23. can u help me......... my email id is YYYY@YYYY