gastric volvulus

• mesenteroaxial
  • antrum lies above cardia (i.e., rotation around line connecting greater and lesser curvature)
  • form seen in neonates
  • obstruction at pylorus or GE junction
  • usually acute
  • associated with eventration of LEFT hemidiaphragm or diaphragmatic hernia

• organoaxial
  • rare in kids
  • associated with large hiatus hernia
  • rotation along long axis of stomach

may be asymptomatic if no outlet obstruction or vascular compromise

© 2002, C.E. Kahn, Jr.
2002-04-18