Osteoarthritis – as with all types of knee pain, osteoarthritis can be a contributing factor. Plica syndrome – common in young adults and teenagers, especially women, plica syndrome occurs ...

An injury or arthritis most likely causes pain outside the knee. A doctor can determine the cause based on your other symptoms and the results of imaging tests. Pain on the outer (or lateral ...

Other symptoms include pain, joint stiffness ... a patella fracture or a kneecap dislocation. Knee instability can also be caused by plica syndrome, a condition in which the inner lining of ...