Coughing left lower abdominal pain may be associated with intestinal spasm, inflammation of the left lower organs, inflammation of other parts of the organs caused by the pulling pain and ectopic pregnancy and other diseases. The body has intestinal spasm, coughing due to pulling the abdominal organs can cause pain in the lower left abdomen, abdominal pain is serious need to go to the hospital to check the internal organs in time, usually pay attention to a light diet, reduce eating spicy and stimulating food. Inflammation of the organs in the left lower abdomen (descending colon, sigmoid colon, left ureter, and female adnexa) can also cause pain in the left lower abdomen when coughing. In the case of ectopic pregnancy, pain when coughing occurs due to pulling on the abdominal organs, and in the case of women of childbearing age, it is important to rule out whether ectopic pregnancy is the cause. In addition, in the absence of the above diseases, a simple violent cough can also cause referred pain in the lower left abdomen. Therefore, the patient should go to a regular hospital to clarify the cause of the disease, so as not to delay the condition.