Reem Abdulazeez AL-Thekair
BARIUM MEAL DefinitionAnatomy Contrast media Patient preparation Patient position
What is Upper G.I series ? It is the radiographic examination of the distal esophagus, stomach and duodenum in one examination using a contrast media.
Anatomy
Type of body habitus hypersthenic sthenic hyposthenic
Contrast media (-ve c/m) Radiolucent Swallowed air CO2 Gas crystals Normal gas present in the stomach Radiopaque (+ve c/m) Ba sulfate (powdered, chalklike substance, mixed with water before ingestion by the pt. Thin Thick
Contrast media Thin 1 part of BaSO4 +1 part of water Used to study the GI tract Consistency of a thin milkshake Ba sulfate Thick 3 or 4 parts of Ba + 1 part of water Used to study the esophagus Consistency of cooked cereal
Disadvantages of Gastrografin & Gastroview Contraindication to water soluble iodinated c/m Contraindications to Ba sulfate Double contrast technique
Patient preparation Pt should be NPO from midnight until time of examination. food and drink should be withheld for at least 8 hours prior to the exam. The patient is instructed not to smoke or chew gum during the NPO period.
RAO-PRONE--SUPINE- RT LAT LPO Positions
Air-Barium Distribution in the Stomach