DDX of anterior abdominal wall defects

Approach to the DDX of anterior abdominal wall defects:

  • Gastroschisis is high in position and has no sac enclosing the herniated viscera
  • Omphalocele is high in position and has a sac enclosing the herniated viscera
  • Pentalogy of Cantrell has defects in lower sternum, anterior diaphragm, diaphragmatic portion of pericardium as well as anterior abdominal wall defect
  • Bladder exstrophy defect is low in position and the bladder is herniated through it
  • Cloacal exstrophy defect is low in position and the bladder and cecum are herniated through it