There is one essential/primary triggerpoint in each muscle, but they both refer the same pain pattern into the groin, down the anterior thigh and into knee as one unit.
Symptom Area:
Primary Symptoms:
Secondary Symptoms:
Secondary Symptoms
The X's represent the Trigger Points. There is no difference between the black and white X’s. The red shaded area is the referred pain caused by the Trigger Point and the darker red means more people experienced pain in that area.