Women often have symptoms of abdominal pain for different reasons in life, and for women many diseases will show the symptoms of abdominal pain, the following is an introduction to what diseases can cause pain in the small of the female abdomen. 1, acute gastroenteritis: such as acute inflammation of the gastrointestinal mucosa, the main performance is abdominal pain, diarrhea, nausea and vomiting, caused by improper diet or diet. 2.Ectopic pregnancy: such as rupture of fallopian tube, internal bleeding in large amount and rapidly, stimulating the peritoneum to produce severe pain, when the inflammation spreads to the whole abdomen, the patient will also be accompanied by dizziness, blurred eyes, cold sweat, palpitations and other shock symptoms. 3, dysmenorrhea: dysmenorrhea without lesions in the uterus and pelvis is primary dysmenorrhea, the self-healing rate of this dysmenorrhea can be improved with age, as for dysmenorrhea caused by lesions in the reproductive organs should be treated for primary diseases. 4, adnexitis: adnexitis is one of the causes of abdominal pain in women. The most common gynecological inflammatory disease in the annexitis. Acute adnexitis has severe pain in the lower abdomen, fever, chills and other symptoms. 5, pelvic inflammatory disease: box cavity inflammatory disease usually systemic symptoms are not obvious, sometimes there is small abdominal pain, lower abdominal cramps, pain and lumbosacral pain, menstrual disorders, etc. 6, cervicitis: the main symptom of chronic cervicitis is increased vaginal discharge, may have lumbosacral pain, lower abdominal pain. 7, appendicitis: appendicitis can be manifested as pain in the right lower abdomen. 8, lower ureteral stones: stones in the ureter can also manifest as pain in the lower abdomen. All of the above are diseases that may cause lower abdominal pain in women, but of course there are many other causes. Lower abdominal pain in women is a fairly common clinical symptom, which involves a wide range and complex nature, it is recommended to go to the hospital for diagnosis in a timely manner, after diagnosis and symptomatic treatment.