Urinary Tract Infection (UTI) Salman Atshan, Phd Medical Microbiology University College for Humanities/2014
Epidemiology Risk factors for UTI Gender Anatomic factors Physical factors Metabolic factors Hospitalization
Etiology Common etiology agents Hospitalized etiology Infrequent etiology agents
Clinical manifestations: -Lower urinary tract infections Urethritis Cystitis Prostatitis -Upper urinary tract Infections: Pyelonephritis
Diagnosis of UTI Physical Exam: CVA tenderness (pyelonephritis) Urethral discharge (urethritis) Tender prostate on DRE (prostatitis) Labs: Urinalysis, Urine culture Urinalysis- + leukocyte esterase + nitrites More likely gram-negative rods + WBCs + RBCs
Diagnosis of UTI
Culture - Positive Urine Culture = >10 5 CFU/mL
Treatment Trimethroprim/Sulfamethoxazole for 3 days May use fluoroquinolone (ciprofoxacin or levofloxacin) in patient with sulfa allergy, areas with high rates of bactrim-resistance.