Women’s waist up a little left side pain in general, the common causes are mainly the following situations: First, the left side of the urinary tract stones, such as the left side of the ureteral stones, left kidney stones, once accompanied by fluid or ureteral dilatation, will cause pain symptoms in female patients. At this time, you can pass the urological ultrasound examination to clarify the specific location of ureteral stones and kidney stones, and use extracorporeal impact lithotripsy to promote the discharge of stones and reduce urethral obstruction, which can alleviate the pain symptoms. Second, the female left lumbar muscle strain can also cause local pain, mostly seen in female patients engaged in long-term labor, the lumbar back muscles continue to be stressed, there will be chronic inflammatory injury. Patients can improve blood circulation through adequate rest, local massage, physiotherapy, traction, thus promoting faster relief of pain symptoms.