What is gastric volvulus?

DEFINITION Torsion/twisting of stomach typically along long axis. Often associated with paraesophageal hernia. May be acute, but most often chronic. SYMPTOMS Intermittent severe epigastric pain and distention . Inability to vomit. Difficult passage of nasogastric (NG) tube. DIAGNOSIS Upper GI contrast study. TREATMENT Surgical repair of accompanying hernia Gastropexy—fixes stomach to anterior abdominal wall Gastric resection if there is necrosis