Legal Definition of prospective. 1  1 : relating to or effective in the future a statute's prospective effect. 2  2 : likely to come about : expected to happen prospective inability to perform the contract. 3  3 : likely to be or become a prospective buyer.
Bakers Cyst or Popliteal cyst is a localized swelling at the back of the knee. It is usually caused by an injury or condition in the knee joint which will make the back of the knee swell up increasing pressure and causing pain.
It is the most common cause of pain behind the knee. Symptoms: Swelling (like a small water balloon), tightness and pain behind the knee. Aggravating Activities: Bending and straightening the knee, walking, kneeling. Onset: Can come on after a blow to the back of the knee but usually comes on gradually.