Popliteus Muscle: Pain And Stiffness Behind The Knee
The popliteus muscle contributes to pain and stiffness behind the knee. The muscle is particularly affected by PCL injury and repair surgery.
Popliteus Tendinitis
Plantaris Muscle: Back Of The Knee Pain
The plantaris muscle is a very small muscle located behind the knee. It contributes to pain behind the knee and is occasionally involved in cramps in the calf.