坐骨神经由腰5～骶3神经根组成，坐骨神经痛是指坐骨神经通路及其分布区的疼痛综合征。即疼痛位于臀部、大腿后侧、小腿后外侧和足外侧。 Sciatica is a term that describes symptoms of pain, numbness, and/or weakness that radiate along the sciatic nerve from the lower back ...