Knee pain and stiffness can be disabling and difficult to treat. It can limit an individual’s lifestyle and negatively impact body image and emotional well-being.
An intra-articular knee injection is a very effective form of treatment where medicine is delivered directly into the knee joint with the primary objective of relieving pain from conditions such as arthritis.
Intra-articular knee injections are usually recommended when pain has not responded to traditional conservative treatments such as anti-inflammatory medications, physical therapy, activity modification, or ice therapy.
There are various types of intra-articular injections. Depending on your condition, your doctor may recommend an intra-articular injection of:
Intra-articular knee injections are commonly indicated for knee conditions such as:
Intra-articular knee injections may be performed using various approaches. During the procedure, you will be seated or will lie on your back with the affected knee flexed or extended. The skin over the injection site is sterilized and numbed with a local anesthetic. The needle is inserted into your knee joint and the medication is injected. In some cases, ultrasound imaging is used to help guide the needle to the correct site. You may feel some mild discomfort during the injection. In some cases, prior to injecting the medicine, a small amount of joint fluid is withdrawn to make space for the medication. Once the fluid is removed, the same site is used to administer the intra-articular injection. A small dressing is then applied over the injection site to complete the procedure.
Postoperative care will include the following instructions:
Intra-articular knee injections are a relatively safe procedure. However, as with any procedure, there may be certain risks and complications such as:
Intra-articular knee injections are a safe and effective procedure to treat pain from conditions such as osteoarthritis and rheumatoid arthritis. The procedure only takes a few minutes and can be performed in an in-office clinic setting. Though results vary from person to person, an intra-articular injection can often help you return to your regular activities and avoid surgery.