A small percentage of patients undergoing hip or knee replacement (roughly about 1 in 100) may develop an infection after the operation. Joint replacement infections may occur in the wound or deep around the artificial implants. An infection may develop during your hospital stay or after you go home.
What happens if you get an infection after knee replacement?
The knee replacement implants may become loose if the infection has been present for a long time. In these cases, the implants often need to be removed and the infection treated.
What are the signs of a knee replacement rejection?
The most common symptoms of a failed knee implant are pain, decrease in joint function, knee instability, and swelling or stiffness in the knee joint.
How long after knee replacement do you have to worry about infection?
Everyone who has a knee replaced is at risk for a deep infection. Most infections occur in the first two years after surgery. This is when 60 to 70 percent of prosthetic joint infections occur. That said, infections can develop at any time after surgery.
How far should I be walking after knee replacement?
Although everyone progressed at a different pace based on numerous factors, some common timeframes are: 3 weeks after surgery: At this point, you should be able to walk for more than 10 minutes at a time, without a walker or crutches.
Why is my knee so tight after surgery?
Arthrofibrosis is also known as stiff knee syndrome. The condition sometimes occurs in a knee joint that has recently been injured. It can also occur after surgery on the knee, such as a knee replacement. Over time, scar tissue builds up inside the knee, causing the knee joint to shrink and tighten.
Can you get an infection months after surgery?
A surgical wound infection can develop at any time from 2-3 days after surgery until the wound has visibly healed (usually 2-3 weeks after the operation). Very occasionally, an infection can occur several months after an operation.
Can your body reject an artificial knee?
Knee implant rejection is extremely rare. People may confuse it with infection, but the two are different complications. Implant rejection, or metal hypersensitivity, happens when metal in the implant triggers a reaction in the patient’s body. This can be an allergic reaction or an autoimmune response.
How long does tightness last after knee replacement?
By 6 weeks, pain and stiffness should continue to resolve, and isokinetic quadriceps and hamstrings strengthening exercises can be incorporated. By 3 months, most TKA patients should have achieved greater than 90% of their ultimate knee motion and pain control.
What happens if you don’t do physical therapy after knee surgery?
Why you shouldn’t skip physical therapy after knee surgery
Supporting muscles and soft tissue can begin to atrophy due to nonuse and swelling. Increased strain can be put on the knee from improper movement. Range of motion can be diminished. The healing process can be slowed down due to lack of blood flow to the area.
Why does my knee hurt more at night after knee replacement?
After you hit the 2-3 week mark in recovery, your narcotic pain medication may be cut down or eliminated entirely. At the same time, your activity level has likely increased due to the demands of your ReHab program. This can cause even more physical pain that can spike during bedtime.