Ingestion of multiple magnets poses a particular risk for various intraabdominal complications in children. We herein report a case of ingestion of multiple magnets, of which 3 were spontaneously expelled, and the remaining magnets were surgically removed. Since the total amount of ingestion was unknown upon presentation and the remaining intraabdominal magnets failed to pass after 24 h, emergency surgery was performed. Two magnets sandwiched the bowel walls and formed a jejunoileal fistula.

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... re was no peritoneal contamination. We found that not all the ingested multiple magnets attracted each other, and multiple magnets could appear as single material on a plain radiograph. Confirming the exact count of ingested magnets is important; if the count is in doubt or two or more attachments are evident, prompt surgical intervention is warranted.