Testing may be performed to help rule out other conditions. Diagnostic testing may include: Urinalysis. To look for the presence of bacteria and red or white blood cells Urine culture. To determine ...

A doctor may perform a urine culture to determine the type of bacteria that is causing the infection and the best antibiotic to treat it. At-home UTI tests are available to check urine for ...

the diagnosis of UTI was based on a quantitative urine culture yielding greater than 100,000 colony-forming units (CFU) of bacteria per milliliter of urine,termed "significant bacteriuria." ...