**Pain after knee joint replacement** is one of the common problems that some patients face after surgery, it is recommended to go to a pain specialist to control the pain. Knee joint replacement is one of the common orthopedic surgeries that often have successful results.... This operation is performed when the knee joint has lost its function, which usually happens after wear and tear. When the knee replacement is done, the patient regains his ability to more than 90%... Keep in mind that many people suffer from pain after joint replacement, who definitely need pain control after knee replacement. Other reasons for dissatisfaction after performing this procedure are post-operative infection or bone fracture around the replaced part. In general, constant pain is one of the most important and common problems that patients report after this procedure. Read more: causes and treatment of knee bruises The cause of pain after knee joint replacement The most important step to take in the first stage of treatment is to diagnose the cause of pain after knee joint replacement... Otherwise, it will be difficult for you to treat such a problem by a pain specialist.. The most common reasons that lead to pain after surgery are as follows: ### Implant loosening Usually, such pain occurs in the patient after a long time after the operation. This problem usually does not occur immediately after the operation. ### infection Infection is one of the other serious things that can happen after surgery and can also be an important factor in causing pain. If you notice that the pain worsens after the operation, there is a possibility of an infection.... In most cases, the signs of infection are quite obvious.... For more information, read the article on controlling pain after surgery. ### Problems related to the kneecap The problem related to the bowl is another possible cause of pain after knee joint replacement.... Considerable pressure and force are applied to the joint even when performing normal activities such as getting up from a chair or going up and down stairs. The function of the kneecap is affected by performing this operation even if a skilled surgeon has performed this operation. ### Difficulty in coordination Many patients focus more on the brand or type of implant... but the method of performing the operation and the right type that should be chosen for you is much more important than the brand you choose... otherwise the implant used sometimes will not have the expected performance... How is pain after knee replacement diagnosed?. When you see a pain specialist for pain management, he or she will go through several steps to assess your pain.... The first step to diagnosis is to ask for an explanation of the symptoms you are experiencing... The pain you feel when you stand up usually goes away within a few months.. but other types of pain may indicate a more serious condition that definitely needs to be investigated and treated. The location of the pain and when you feel it will help your doctor determine the root cause. ### Some common diagnostic symptoms - Continuous pain when starting to walk is a sign of loosening of the joint. - pain when climbing stairs indicates problems related to the kneecap. - Sudden pain indicates a fracture or injury. - pain with redness, swelling and fever indicates infection. - The change in the shape of the knee is a sign of a problem runner's knee or patellofemoral. Physical examinations are more helpful in diagnosing infection, stiffness, and more. ### Imaging X-ray imaging will help you diagnose any problems, including implant loosening and knee alignment problems.... MRI is another imaging method that is more specialized for examining soft tissue injuries. ### Laboratory test Inflammatory markers such as erythrocyte sedimentation rate (ESR) and reactive protein (CRP) tests are evaluated by laboratory methods. An increase in these inflammatory markers indicates infection or other inflammatory problems. Read more: Knee joint inflammation Joint aspiration is done for lab tests... This procedure involves inserting a needle into the knee joint to remove some fluid from around the new joint. This fluid, known as synovial fluid, is checked for signs of infection or abnormal crystallization around the knee joint. Tests commonly performed on synovial fluid include white blood cell count, bacterial culture, etc. Treatment of pain after knee joint replacement As we said, the most important step to take in the first stage of treatment is to diagnose the cause of the pain. Dr. Dred tries to relieve the pain with simple methods. Some patients after knee joint replacement find pain relief only by taking medicine and doing physical therapy... In other cases, the patient may require re-surgery if there is a suspicion of infection or loosening of the implant or problems with alignment. In general, if the problem is not serious and you experience persistent pain after the operation, eventually the doctor will consider non-surgical solutions for pain relief depending on your condition.