Baker cyst

Popliteal cyst; Bulge-knee

Baker cyst is a buildup of joint fluid (synovial fluid) that forms a cyst behind the knee.

Baker cyst

A Baker cyst is seen as a swelling behind the knee. It forms when joint fluid collects behind the knee. The swelling may be due from inflammation or from other causes, like arthritis. The condition can be seen in both adults and children.

Causes

Symptoms

Exams and Tests

Treatment

Outlook (Prognosis)

When to Contact a Medical Professional