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Swollen knee

This page contains some of the conditions that could be the cause of these symptoms, although it is not a complete list of possible conditions.

Conditions

Bakers cyst

A Baker's cyst, also called a popliteal cyst, is a fluid-filled swelling that develops at the back of the knee.

Symptoms of this condition may include:

  • Swelling behind knee
  • Swollen knee
  • Painful knee
  • Knee locking

Our Health A-Z contains more information on Bakers cyst.

If you are worried about this condition you can try our free AI Symptom Checker here.

Osteoarthritis

Osteoarthritis is a condition that causes joints to become painful and stiff.

Symptoms of this condition may include:

  • Hip pain
  • Painful knee
  • Single joint stiffness
  • Single swollen joint
  • Stiff knee

Our Health A-Z contains more information on Osteoarthritis.

If you are worried about this condition you can try our free AI Symptom Checker here.

Important: If you have these symptoms, they may be unrelated to any of these conditions listed. If you are concerned about your symptoms then you should see a doctor.