Question

A 27-year-old woman presents with acute unilateral hot, swollen knee. She is febrile and unable to bear weight. Which of the following is the most appropriate immediate investigation?

Accepted Answer

Urgent arthrocentesis with synovial fluid Gram stain and culture

Answer

Serum uric acid level

Answer

Plain radiograph only

Answer

MRI of the knee

Answer

Deferred investigations with trial of NSAIDs

Practice question

A 27-year-old woman presents with acute unilateral hot, swollen knee. She is febrile and unable to bear weight. Which of the following is the most appropriate immediate investigation?