Alexis Pelletier-Bui, MD
There is a broad differential for patient’s presenting with joint pain. Many different disease processes lead to these symptoms. In this review we will break up the various etiologies of arthralgias by the number of joints they impact.
A 64M with history of opioid use disorder, HCV, HTN presented to the ED with left knee pain and swelling 10 days after mechanical fall onto that knee. He was unable to bear weight. His knee was extremely swollen with an effusion, warm, and he had severe pain with any ROM of the joint. His X-ray negative for fracture. What else could be causing this patient's swollen painful knee?