A burst of pain in the middle of the navel may be the following diseases: 1, intestinal obstruction, the main clinical manifestations of intestinal obstruction are abdominal pain, abdominal distension, nausea, vomiting, as well as the anus to stop exhaustion, defecation. Abdominal pain is usually periumbilical colic, which is manifested as a burst of pain. 2, constipation, constipation is most often found in the elderly population. Due to the patient’s age, gastrointestinal function is weakened, which can lead to the accumulation of stool in the intestinal tract, and often combined with dry stool. The patient will sometimes have a pain in the belly button, requiring laxative treatment. 3, acute gastroenteritis, the main clinical manifestations of abdominal cramps, pain is often located in the middle of the navel, and often accompanied by diarrhea, fever, nausea, vomiting and so on.