Classic Piriformis Syndrome

Anatomy and Causes: The piriformis muscle is a small, deep muscle located in the buttock region. It runs from the sacrum (base of the spine) to the femur (thigh bone) and plays a role in hip rotation and stability. When the piriformis muscle becomes tight or spasms, it can irritate or compress the sciatic nerve, leading to piriformis syndrome. Some potential causes or contributing factors include: