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

Charles E. Kahn, Jr., MD - 2 February 1995
Last updated: 1 October 2013