A 65-year-old woman is incidentally found to have asymptomatic bacteriuria (≥10^5 CFU/mL E. coli) on preoperative labs before elective knee arthroplas...

Question

A 65-year-old woman is incidentally found to have asymptomatic bacteriuria (≥10^5 CFU/mL E. coli) on preoperative labs before elective knee arthroplasty. She is nonpregnant and asymptomatic. What is the best management?

Accepted Answer

No antibiotics are indicated

Answer

Treat with nitrofurantoin for 5 days

Answer

Treat with trimethoprim-sulfamethoxazole for 3 days

Answer

Start prophylactic IV cefazolin and treat UTI after cultures

Answer

Repeat urine culture and treat if persistent

us-abfm MCQ (SBA): Asymptomatic Bacteriuria

A 65-year-old woman is incidentally found to have asymptomatic bacteriuria (≥10^5 CFU/mL E. coli) on preoperative labs before elective knee arthroplasty. She is nonpregnant and asymptomatic. What is the best management?