Transient synovitis, knee digital illustration

Transient synovitis, knee Save


ICD-10 code: M67.36

Chapter: Diseases of the musculoskeletal system and connective tissue

Transient Synovitis, Knee: What You Need to Know

Transient synovitis of the knee is a common condition that affects children between the ages of 3 and 10 years old. It is also known as toxic synovitis, and it is a self-limiting condition that typically resolves on its own within a few days or weeks.

The synovium is the lining of the joint capsule that produces synovial fluid, which lubricates and nourishes the joint. When the synovium becomes inflamed, it can cause pain, stiffness, and swelling in the affected joint. In the case of transient synovitis of the knee, the synovium of the knee joint becomes inflamed, causing pain and difficulty moving the affected leg.

Although the exact cause of transient synovitis of the knee is unknown, it is believed to be caused by a viral infection. The condition can also be triggered by a traumatic injury or an autoimmune disorder. Boys are more commonly affected than girls, and the condition is more common during the fall and winter months.

Symptoms

The symptoms of transient synovitis of the knee typically develop suddenly and can include:

  1. Pain in the knee, which can range from mild to severe
  2. Difficulty walking or standing on the affected leg
  3. Stiffness in the knee joint
  4. Swelling around the knee joint
  5. Fever

It is important to note that the symptoms of transient synovitis of the knee can be similar to those of other more serious conditions, such as septic arthritis. If your child is experiencing symptoms of knee pain, it is important to seek medical attention right away.

Treatment

The treatment for transient synovitis of the knee typically involves rest, pain relief, and symptomatic care. Over-the-counter pain relievers, such as acetaminophen or ibuprofen, can help to reduce pain and inflammation. Applying ice to the affected knee can also help to reduce swelling and pain. In severe cases, your child's doctor may prescribe a stronger pain reliever or recommend physical therapy to help improve range of motion in the affected knee.

In most cases, the symptoms of transient synovitis of the knee will resolve within a few days or weeks. However, it is important to follow up with your child's doctor to ensure that the condition has fully resolved and to rule out any underlying conditions that may have contributed to the development of the condition.

Conclusion

Transient synovitis of the knee is a common condition that typically affects children between the ages of 3 and 10 years old. Although