小儿腹痛是儿科临床最常见的病症,其病因多种多样,肠系膜淋巴结炎是小儿腹痛的常见病因之一,临床症状体征多不典型,表现多样,难以与阑尾炎、胃肠炎、肠痉挛等鉴别,且易误诊误治,延误病情。近年来由于高分辨率超声的广泛应用,使得肠系膜淋巴结能够清晰显示出来,为此将我院自2006 Pediatric abdominal pain is the most common pediatric clinical disease, its causes are diverse, mesenteric lymphadenitis is one of the common causes of pediatric abdominal pain, clinical symptoms and signs of atypical, diverse performance, it is difficult and appendicitis, gastroenteritis, intestinal spasms and other identification , And easy misdiagnosis and mistreatment, delay the disease. In recent years, due to the wide application of high-resolution ultrasound, making mesenteric lymph nodes can be clearly shown, this will be our hospital since 2006