hypotonic duodenography

Indications: - pancreatic cancer in the head of the pancreas - chronic pancreatitis - assessment of upper abdominal pain Procedure: - a tube in passed through the nose into the duodenum under fluoroscopy - glucagon or a parasympatholytic agent (anticholinergic agent) is administered to minimize intestinal peristalsis - barium is then administered through the catheter - a few images (X-rays) are taken & some of the barium is withdrawn & air injected into the duodenum - additional images are obtained

References

The Free Dictionary http://medical-dictionary.thefreedictionary.com/Hypotonic+Duodenography