[Neonatal enterolithiasis (or intraluminal meconial calcifications). Apropos of 4 cases].

Calcified intraluminal meconium is rarely observed in newborn. Only 27 cases are related in litterature; the authors report 4 new cases and point out the role of intestinal obstruction (principaly anorectal malformations, but also atresia, meconium ileus or Hirschsprung disease). Pathogenesis is unknown, while intestinal urinary fistula is frequently described.