Slightly enlarged mesenteric lymph nodes is a manifestation of mesenteric lymphadenitis, which can be treated with oral anti-inflammatory drugs such as metronidazole and cephalosporins under the guidance of a doctor. Slightly enlarged mesenteric lymph nodes are caused by mesenteric lymphadenitis, which usually manifests clinically with symptoms such as decreased immunity, acute gastroenteritis, and vague abdominal pain and discomfort. It can be diagnosed by ultrasound or CT examination of the abdomen. When the patient has slightly enlarged mesenteric lymph nodes, he can take some anti-inflammatory drugs such as metronidazole, cefixime, amoxicillin and other drugs under the guidance of the doctor for treatment. If there is pain in the abdomen, you can use a hot water bag to apply a hot compress on the painful area to relieve the pain. At the same time, patients should pay attention to a light diet and avoid overwork. When the patient has a slightly enlarged mesenteric lymph node, professional treatment should be carried out under the guidance of the doctor to avoid aggravation of the condition.