Neonatal intussusception. Report of 12 cases.

Twelve cases of neonatal intussusception are presented and another 25 taken from the literature are reviewed. Intussusception in the first month of life is a distinct clinical and pathological entity, presenting as bowel obstruction in the first days and usually led by a tumor. In the past, a high mortality rate has been related to late diagnosis. The barium-enema examination is diagnostic.