Smear of duodenal fluid aspirate

Duodenal aspirated fluid smear

Smear of duodenal fluid aspirate is an exam of fluid from the duodenum to check for signs of an infection (such as giardia or strongyloides). Rarely, this test is also done in a newborn to check for biliary atresia.

Duodenum tissue smear

A duodenal tissue smear is performed by inserting an endoscope through the mouth down into the duodenum. When the tube is in place, it suctions out some of the fluid located in the duodenum. When the procedure is over the tube is removed. The sample is sent to the laboratory for testing. The test is performed to diagnose infection or parasitic infestation of the small bowel.

How the Test is Performed

How to Prepare for the Test

How the Test will Feel

Why the Test is Performed

Normal Results

What Abnormal Results Mean