Bakers cyst is a type of -
*It is the pulsion diveiculum of the knee joint, caused by chronic disease in the joint. *Bulging of the posterior capsule and synol herniation may produce a swelling in the popliteal fossa. *It fluctuates but is not tender. REF:Apley's 9th/e p.578-9
Pulsion diveiculum of knee joint
Retention cyst
Bursistis
Benign tumor