Dear Doctor my mother aged 75 years was admitted in ahospital and she was administered urinary cathetar. Later on she complaint of chilly fever and was diagnosed having UTI. She is on antibiotics since last 2 months but every time after 15 days of medication urine culture shows pus cells in between 40-50. Could you please advise me whether she would be cured and how much time she has to take antibiotics. Is there any life threat because of infection? Regards