causes of pain when bending knee
A tumor in the soft tissue or bone of the knee joint can also cause pain in the back of the knee. In addition to discomfort, a tumor will likely include the appearance of a palpable mass, trouble. bending the knee and pain even when no weight is being placed on the legs.
Causes: Prolonged/repetitive kneeling e.g. housework or tradesmen work, a blow to the knee e.g. falling onto the knee. Symptoms: front knee pain when bending and straightening the knee, swelling at the front of the knee. Onset: usually gradual unless there was a direct force through the knee.