Gastric volvulus, organoaxial or mesenteroaxial rotation, is an uncommon cause of uper gastrointestinl obstruction in childhood. It may be suspected on plain radiographic examination of the abdomen and confirmed by upper gastrointestinal series. Six affected children are described. Symptoms wer3e mainly acute vomiting and abdominal distension. All patients had defect in perigastric ligaments.