Colic may occur in children with mesenteric lymphadenitis. Mesenteric lymphadenitis in children is mostly caused by viral or bacterial infections, affected by pathogenic bacteria, easy to cause acute abdominal pain, which can occur in any part of the body, but the right lower abdomen is more common, mainly manifested as vague pain or contractural pain, that is, intestinal colic, and a small portion of the patients will be severe pain. If colic is caused by mesenteric lymphadenitis, in addition to abdominal pain symptoms, there will often be fever, vomiting, diarrhea, constipation and other symptoms. If you are concerned that colic is caused by mesenteric lymphadenitis in children, it is recommended that you consult a pediatrician for diagnostic analysis through physical examination and imaging tests, including abdominal ultrasound and abdominal CT.