hello, sir from 1 year i had a ache in lower side of my back,i went to several doctors,all give me medicine of chest,like medicine of t.b,but all of this,the ache is still.... several days ago when i go to one of chest specialist,he tested my spurtum test as well as chest x.ray and all that was clear,he say me that you have no problem of chest,when i discussed my ache problem,he say me to test your urine ,when i test there was a injury i my kidneys,in which r.b.s ratio was (3-4)ad the other one is(2-3),now the doctor give me medicine of levofloxacin and diclorofnic sodium.i used the medicine for about 14 days but there is still the ache,i do all my tests and all of them is clear accept urine test, please for kindly give me some advice that what i do.......