i have been treated for a uti bladder infection, cervical infection, and bacterial vaginosis, about 3 weeks ago. i was feeling nauseated, would vomit, had low grade fever and frequent urination. i started to feel sick today with the exact same symptoms i had before. i took a azo uti test. and it tested positive for leukocytes but negative for nitrates. is this a uti? and is this whats been making me ill?? i have a doctors appointment in two days. please help.