A popliteal cyst, also known as a Baker’s cyst, is a fluid-filled swelling that causes a lump at the back of the knee, leading to tightness and restricted movement. The cyst can be painful when you ...

Popliteal artery entrapment syndromes encompass a group of rare disorders in which aberrant muscular or tendinous structures compress the popliteal artery, leading to exertional leg pain, intermittent ...

Popliteal artery entrapment syndrome (PAES) is a rare condition affecting the artery in the back of the knee. It causes pain in the lower legs during exercise. The popliteal artery runs behind the ...

A blood clot behind your knee can cause swelling and pain. It can become serious if not treated. The popliteal vein runs up the back of the knee and carries blood from the lower leg to the heart.