Meconium ileus with perforation

**Definition:** Complicated meconium ileus with bowel perforation with varying degrees of meconium peritonitis.

**Long definition:** Complicated meconium ileus with bowel perforation with varying degrees of meconium peritonitis. Surgery is always indicated and often necrotic and atretic bowel is found. On abdominal xrays areas of calcification is noted as liberated lipases and bile salts cause an intense chemical peritonitis which leads to the deposition of calcium. In addition, pseudocyst formation can also be seen.