Contrast esophagram

{
  "id": "MLC-T-ONC-002033",
  "term": "Contrast esophagram",
  "field": "Oncology and biomedicine",
  "definition": "A series of x-ray pictures of the esophagus taken after a patient drinks a liquid containing barium sulfate (a form of the silver-white metallic element barium). The barium sulfate coats and outlines the inner wall of the esophagus so that it can be seen on the x-ray pictures. Also called esophagram.",
  "synonyms": [
    "esophagram"
  ],
  "references": [
    "NCI Dictionary of Cancer Terms"
  ],
  "url": "https://mlchart.com/terminology/oncology/contrast-esophagram/"
}