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Fig. 2C. —Types of gastric rotation. Drawing illustrates mesenteroaxial rotation. Type 3 paraesophageal hernia with 180° mesenteroaxial rotation is shown. Rotation of stomach is shown along axis (dotted lines) perpendicular to organ's long axis (solid line). Mobile antrum and duodenum move anteriorly and superiorly. Greater curvature remains on left. Gastric fundus and antrum may be in reversed positions.