Unsure? By your quesiton, I am unsure. However, if you believe you have an infections in your knee, anywhere, please see a doctor immediately and have it examined and appropriately treated. Knee infections are very serious and the sooner it is treated, the better. Don't delay. Get seen!
Severe arthritis. Infections in a joint space can be very serious because the joint space has minimal blood supply with limited ability to fight off the infection. Joint infections generally require surgery asap. Untreated the infection destroys the cartilage leading to chronic arthritic pain or worse.
Symptoms. Symptoms and findings include redness, warmth, fevers, swelling and effusions, and pain with movement of knee, painful or enlarged lymph modes.....Ultimately proved be aspirating knee and looking under a microscope and growing cultures. Read more...