Question 51 · LEK · Osteoarthritis
A 65-year-old male complains of knee joint pains, particularly on physical exercise. The pain subsides upon the rest. The anteroposterior radiograph of his knee joints is shown below: Indicate the cause of the observed symptoms:

- A. gout.
- B. alkaptonuria.
- C. pseudogout.
- D. osteoarthritis.
- E. rheumatoid arthritis.
Hint
Pain on loading that settles with rest in an older man; on the radiograph look at the joint space and the bone margins.
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