in utero bowel perforation
In utero bowel perforation results in a chemical peritonitis (meconium peritonitis) from peritoneal leakage of sterile meconium.
It can result from many causes which include:
- intestinal atresias:
- in utero intestinal ischemia
- underlying gastroschisis
- fetal intestinal volvulus
The estimated incidence is variable, ranging ~1 in 3000-35,000 births.
Recognized risk factors include:
- maternal narcotic cocaine consumption
The typical features are those of meconium peritonitis and include:
These are discussed in detail in that article.
- meconium pseudocyst formation
- fetal ascites
- meconium pseudocyst
- intra-abdominal calcification (neonatal)
- jejuno-ileal atresia