Gastrografin swallow

Gas·tro·grafin swal·low

(gas-trō-graf'in),
esophagram or upper GI series using water-soluble iodinated contrast medium.
References in periodicals archive ?
If severe symptoms or inflammatory signs are present, a Gastrografin swallow study is recommended to rule out esophageal perforation.
Gastrografin swallows were obtained only on a selective basis.