Fig. 2
From: Gastric volvulus in children - a diagnostic problem: two case reports

The radiographic study of the transit gastroesophageal barium meal with a projection. Lateral (a) and anteroposterior (b and c) views show marked reduction in the caliber of the pyloric region (a), the arrangement of the greater and lesser curvature (b) and reflux of contrast up to the middle third of the esophagus