why so many white blood cells in urine after treatment for bladder infection. dr. has been treating 84 year old for over a year for frequent reoccuring bladder infections never mentioning e.coli was present in lab results at least 8 months prior to being told by different dr. can having e.coli in lab results but only being treated for bladder infection create health issues,ecoli was never mentioned by dr. until october 2013, but has showed in lab results as far back as feb.2013