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Biliary obstruction scintigraphy

Biliary outflow obstruction can occasionally be challenging to diagnose. Tc99-Mebrofenin is excreted via the bile. Therefore, it should appear in the duodenum after injection as shown below. The absence of Tc99-Mebrofenin excretion is supportive of biliary obstruction.  

©2016 by Galvao Otoni Internal Medicine 

Downers Grove, Illinois, USA

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