<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have been experiencing severe joint pain and swelling. It hurts to even move my hand. What could be wrong?  <response>: Based on your symptoms, itâTMs possible that you have septic arthritis. In order to confirm this, we need to run a few tests. We will need to perform Hematologic tests including Complete blood count Cbc, Radiographic imaging procedure, specifically a Plain x-ray X ray. Additionally, we might need to evaluate your Kidney function and Electrolytes panel as well. In the meantime, we will also begin Intravenous fluid replacement to ensure you are properly hydrated. 