Swollen knee

Knee swelling, swollen knee pain, and swelling above the knee can be from several causes. A swollen knee no pain is common and can be from a reaction to a small incident where the capsule becomes irritable. Usually swelling in the knee is due to an injury to the ligaments or meniscus from within the knee joint and capsule such as an anterior cruciate tear or a bucket handle tear to the meniscus.

Swelling behind the knee is usually associated from an injury within the joint but can also be from a baker’s cyst or a soft tissue injury such as a tear. A swollen kneecap could indicate a simple haemotoma or a more complex dislocation. Injuries that cause this symptom are listed below:
  • Acute Knee Injuries

    Acute knee injuries

    An acute knee injury usually occurs suddenly through either trauma or a twisting action. Pain in the knee can vary in severity from very mild to very severe and this depends on the injury mechanism (how the injury occurred) and the forces involved during the impact. It is strongly advised not to carry on playing if you have acute knee pain as this can easily progress to a chronic pain or to more complex knee injuries.

  • Front Knee Pain (Anterior)

    Anterior knee pain is a pain at the front of the knee including the patella or kneecap. If you are not sure what is causing your knee injury is why not try our symptom checker? The two most common causes of pain at the front of the kneecap are patellofemoral pain and patella tendinitis or Jumpers knee. Sometimes it can be difficult to tell the two apart and occasionally they can occur simultaneously. Here we outline the causes of pain at the front of the knee as well as important conditions which can be missed.

  • Pain Behind The Knee (Posterior)

    Posterior knee pain is pain at the back of the knee. Below we outline the most common causes of pain at the back of the knee, less common causes as well as important conditions and injuries that should not be missed. Biceps femoris tendonitis (hamstring tendonitis) is probably the most common over use injury at the back of the knee although referred pain and various causes of swelling are also likely causes of pain at the back of the knee.

  • Inside Knee Pain (Medial)

    Medial knee pain is pain on the inside of the knee which usually comes on gradually as opposed to a sudden acute knee injury. If you are not sure what your injury is then why not try our symptom checker? Pain on the inside of the knee is usually an acute injury caused by a sudden trauma, however it can come on gradually over time with poor biomechanics and overuse. Below we outline the most common medial knee injuries as well as some of the less common causes and important conditions which should not be missed.

  • Outside Knee Pain (Lateral)

    Lateral knee pain is that which occurs on the outside of the knee has come on gradually as opposed to an acute knee joint or ligament injury. If you are not sure what is causing your pain then why not check out our symptom checker? The most common causes of pain on the outside of the knee are Iliotibial band friction syndrome and Lateral cartilage injuries. Here we explain the most widely seen causes, less common causes of lateral knee pain as well as important injuries that should not be missed.