Difficulty: Medium
Average Score: 66%
Practice
You are evaluating a 62-year-old man who is complaining of joint pain. His pain involves his left knee, right ankle, and both hands. He reports that his symptoms have been present for years, but are worsening. He has more pain with activity. On examination, you note some swelling in the joints with mild tenderness and crepitus. What is the likely cause of his symptoms?
Correct answer
B
Rationale
Osteoarthritis is characterized by chronic, activity-related joint pain, swelling, and crepitus, especially in weight-bearing joints like knees and hands.