Question

A 65-year-old woman presents with acute monoarthritis of the knee; WBC 102,000 in synovial fluid, Gram-positive cocci. What is the initial antibiotic approach?

Accepted Answer

IV vancomycin pending cultures

Answer

Oral cephalexin

Answer

No antibiotics until cultures finalize

Answer

Vancomycin plus rifampin immediately for all

Answer

Doxycycline only

Practice question

A 65-year-old woman presents with acute monoarthritis of the knee; WBC 102,000 in synovial fluid, Gram-positive cocci. What is the initial antibiotic approach?