The Master Surgeon | Free Multiple Choice Questions (MCQs)

QUESTION NO

199

A 78 years old female is referred by her GP to hospital with a swollen right knee. The patient reported that she first noticed it two days ago. She has a past medical history of hypertension, cataracts and previous left neck of femur fracture. She usually mobilises without walking aids and is otherwise independent. The knee joint was aspirated and shows positively birefringent rhomboid shaped crystals. What is the most likely diagnosis?

Please select one of the following:

Septic arthritis
Gout
Acute calcium pyrophosphate crystal arthritis
Osteoarthritis
Rheumatoid arthritis

Question By Dr Ley Taing Chan MBBS, BA.