Female patients who show pain below the navel can be caused by the following diseases: First, there are some patients with gastroenteritis, mostly secondary to overeating or eating cold drinks, will appear abdominal pain, body check will also appear pressure pain around the umbilicus, but also manifest diarrhea, and even nausea, vomiting and other symptoms, the acute stage will also appear dehydration, should be actively anti-inflammatory treatment. Second, abdominal infection, pelvic infection, because of the special anatomical characteristics of women, easily retrograde infection, resulting in the occurrence of pelvic inflammatory disease, repeated episodes do not heal, it is easy to appear pelvic effusion. The patient will show pain in the lower abdomen below the navel and also symptoms of urinary irritation. Ultrasound examination can further clarify the diagnosis. You should pay attention to avoid strain and cold, and you can choose the anti-inflammatory treatment method during the attack period, and do physical exercise appropriately to enhance your physical fitness.