upper GI series
noun
: fluoroscopic and radiographic examination (as for the detection of gastroesophageal reflux, hiatal hernia, or ulcers) of the esophagus, stomach, and duodenum during and following oral ingestion of a solution of barium sulfate
called also upper gastrointestinal series
Love words? Need even more definitions?
Merriam-Webster unabridged
Share