Laboratory Findings cab tests showed a slightly elevated white blood cell count of 13,000/ul; 66%o were PMNs,.Culture yielded more than 105 colony-forming units CFU/ml)of E coli(diagnostic of a urinary tract infection). Antimicrobial susceptibility tests were not done Treatment The patient was cured by 3 days of oral sulfamethoxazole-trimethoprim treatmentLaboratory Findings Lab tests showed a slightly elevated white blood cell count of 13,000/ul; 66% were PMNs,…. Culture yielded more than 105 colony-forming units (CFU/ml) of E.coli (diagnostic of a urinary tract infection). Antimicrobial susceptibility tests were not done. Treatment The patient was cured by 3 days of oral sulfamethoxazole-trimethoprim treatment