In the case of menstrual cramps, the white blood cells do not increase if the cramps are primary. However, it is not excluded that some patients with menstrual pain and inflammatory factors, it may cause high white blood cell values. White blood cells belong to the body’s immune cells, when the body has inflammation and infection, the body of pathogenic bacteria invasion, white blood cells will be phagocytosis and immune response, so as to achieve the purpose of eliminating pathogenic bacteria. During a woman’s menstrual period, most of the causes of stomach pain are related to dysmenorrhea, and the occurrence of dysmenorrhea and elevated white blood cells are not very much involved. However, stomach pain during menstruation does not exclude that some patients may have inflammatory diseases such as pelvic inflammatory disease and adnexitis, so there will be obvious elevated white blood cell values during the examination. It is recommended that women should pay more attention to nutrition, pay attention to warmth and relaxation during menstruation, and come to the hospital to rule out abnormalities when stomach pain occurs during menstruation. For the combination of white blood cell increase, if necessary, also need to consult a doctor in time to clarify the cause, if necessary, follow the doctor’s prescription medication.