Question

A 58-year-old scheduled for elective hip arthroplasty (weight 132 kg) with no MRSA colonization. Appropriate cefazolin prophylaxis?

Accepted Answer

3 g within 60 minutes of incision; redose at ~4 hours intra-op

Answer

1 g within 60 minutes of incision; no redosing

Answer

2 g within 60 minutes of incision; redose at 8 hours only

Answer

3 g the night before only

Answer

Vancomycin only regardless of weight

Practice question

A 58-year-old scheduled for elective hip arthroplasty (weight 132 kg) with no MRSA colonization. Appropriate cefazolin prophylaxis?