hi,,my mom have a blood in the urine for almost 3 months (microscopic), she have a normal creatinine and BUN level, she does not experience burning sensation while urinating, flank pain, and fever. her last lab. test reveal no elevation of WBC , she decided to stop taking her meds. i would like to ask what s wrong with her???i hope the details can help,for added details feel free to ask,,thank you in advance