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Gastroschisis: clinical presentation and associations

Alasdair G W Hunter1, Roger E Stevenson

  • 1Pediatrics at University of Ottawa.

American Journal of Medical Genetics. Part C, Seminars in Medical Genetics
|July 26, 2008
PubMed

Insights

Gastroschisis, a major birth defect, requires prompt surgery and specialized care. Prenatal diagnosis aids in planning optimal management for affected infants, improving outcomes.

Area of Science:

  • Medical Genetics and Developmental Biology
  • Pediatric Surgery
  • Neonatology

Background:

  • Gastroschisis is a significant congenital malformation involving abdominal wall defects.
  • Immediate surgical intervention is critical for exposed viscera.
  • Prenatal diagnosis is highly effective, enabling specialized care planning.

Purpose of the Study:

  • To outline the management of gastroschisis, including surgical and nutritional aspects.
  • To discuss the significance of prenatal diagnosis and delivery planning.
  • To review associated malformations and their impact on outcomes.

Main Methods:

  • Prenatal diagnosis via mid-trimester ultrasound and maternal serum alphafetoprotein measurement.
  • Immediate surgical repair to reposition exposed abdominal organs.
  • Parenteral nutrition until oral feeding is established.
  • Comprehensive evaluation for coexisting congenital anomalies.

Main Results:

  • Gastroschisis is typically diagnosed prenatally, facilitating delivery at tertiary care centers.
  • Approximately 10% of affected infants present with additional malformations.
  • Associated defects include intestinal atresia, malrotation, cardiac, and limb anomalies.
  • Increased fetal and neonatal mortality is observed, independent of lethal malformations.

Conclusions:

  • Effective prenatal diagnosis of gastroschisis enables optimized neonatal management.
  • Management involves prompt surgery, nutritional support, and thorough evaluation for comorbidities.
  • While associated malformations increase complexity, they do not appear to be the primary drivers of mortality.

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