<prompt> Upside down stomach on Barium meal study is seen inOrganoaxial gastric volvulusLarge Gastric adenocarcinoma at antral endRolling type of hiatus herniaMesenteroaxial gastric volvulus  <response>: Upside down stomach on Ba meal study is seen in Mesenteroaxial gastric volvulus. Barium swallow study showing the upside-down appearance of the stomach in the thorax with the subdiaphragmatic location of the gastroesophageal junction before surgery a and normal subdiaphragmatic position of the stomach one month after the surgery b. ref - 