Abstract: This paper reports the diagnosis and treatment of a 12-year-old male child with paraduodenal hernia complicated by small bowel obstruction.The child was admitted for persistent severe left abdominal colic,and abdominal CT suggested internal hernia.Emergency laparoscopic exploration was performed,and left paraduodenal hernia was confirmed.The surgical procedures included intestinal reduction,closure of the hernia defect,and mesenteric fixation.The child recovered well after symptomatic treatment and had no discomfort during 3-month follow-up.Combined with literature review,the clinical characteristics,diagnosis,and treatment of paraduodenal hernia were discussed.It is emphasized that the disease is rare in children with non-specific clinical manifestations,abdominal CT is an important diagnostic method,laparoscopic surgery is the first choice of treatment.

Key words: paraduodenal hernia, internal hernia, laparoscopy, intestinal obstruction, child