Hello,i need advice on what to do for my mother.she s had an epidural injection in lower back,and has no pain in back,but her thigh is still in excutiating pain,to were she can t move and crys.does she need a injection in her thigh?nerve block?idk.....shes had beatens by objects from her mothers as a child,car accidents,diabetes.I m tired of seeing her in,this much pain,please help