I am 20years of age weighing 95 pounds, i have had kidney stones and a stent put in and them blasted out about 3 years ago, than about 5 months ago i had nose surgery. now for the past 3 nights i get fever only at night, VERY bad sharp chest pains like i am getting stabed, feels like its going threw to my back, my kidneys are having the sharp pains also, and having the same sharp feelings in my lower abdomen. what could this mean?