question: 5 year old female with c/o tibia pain. occurs usually in evenings or nights. will wake from sound sleep crying with sharp tibia pain. occurs between knee and ankle. if occurs earlier in evening have her take warm bath which does not always help. sometimes give her one chewable tylenol which does not seem to help much. have rubbed the leg or put warm cloth on leg without relief. Will lay with her and give her comfort and after a while will go back to sleep. Is an active child. Hx...healthy, no illnesses, no fever, takes no medication, had all immunizations, flu shot up to date,