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meconial ileus

Wednesday 20 April 2005

Definition: digestive meconial obstruction.

Meconium ileus (MI) is defined as the intraluminal inspissation of protein-rich viscid meconium in the small intestine, is the most common gastrointestinal manifestation of cystic fibrosis.

MI can be simple or complicated by volvulus or ischemia of the dilated proximal ileal segment with subsequent intestinal necrosis, jejunoileal atresia or ileal perforation with meconium peritonitis.


- viscous meconium

  • cystic fibrosis (mucoviscidosis)

- fetal achylia(14267605)

- pancreatic aplasia (pancreas agenesis) (7949819, 5774443)


- neonatal hemochromatosis (11700892)


- digestive atresia
- digestive stenosis
- digestive perforation
- digestive volvulus (neonatal volvulus)


- Meconium obstruction with necrosis

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See also

- meconial plug