Pediatric acute mesenteric lymphadenitis is one of the common causes of abdominal pain in children, with typical symptoms of fever, abdominal pain, vomiting, and sometimes diarrhea or constipation. So how to treat pediatric mesenteric lymphadenitis? 1, most of the mesenteric lymphadenitis is caused by viral infection, and there is no special medicine for viral infection. In other words, no special treatment is needed, as long as you avoid colds and strengthen your baby’s constitution. 2, if the diagnosis of pediatric mesenteric lymphadenitis is confirmed, conservative treatment can be given first, rest, intravenous rehydration, correction of water-electrolyte imbalance, and symptomatic treatment for symptoms such as fever and abdominal pain. For mesenteric lymphadenitis caused by bacterial infection, effective anti-infective therapy can be selected according to the patient’s clinical condition. In non-surgical treatment, the child’s temperature, abdominal symptoms and signs and blood changes should be closely observed. If the symptoms do not improve after conservative treatment, or if it is difficult to differentiate from acute appendicitis, surgical exploration is appropriate. 3, pay attention to the baby’s diet should be regular, in the case of ensuring that the baby’s nutrition is balanced, pay more attention to the diet should be light. Avoid overeating and not too many meals for your baby. Develop the baby’s daily bowel habits. Eat more fresh fruits and vegetables, to ensure that the baby intake of adequate vitamins and trace elements.