Sciatica is usually referred to as sciatica, and is characterized by pain that may be accompanied by abnormalities in the area of innervation. Sciatica usually causes pain in the buttocks, thighs, and posterior lateral calves, which is usually paroxysmal or persistent in nature, often triggered by sneezing, coughing, stretching, bending, etc., and is sometimes characterized by pins and needles or burning pain, which sometimes radiates down to the calf area. Sciatica may also cause abnormal skin sensations such as numbness in the innervated area. If these symptoms occur, it is necessary to go to the orthopedic department of the hospital in a timely manner, cooperate with the doctor to take the relevant examination, clear diagnosis and then treatment.