Biliary ascariasis- atypical infestation of ascaris lumbricoides

ABSTRACT

Ascaris lumbricoides is the most frequent parasitic infestation in developing countries. Its usual habitat is small intestine. The less frequent sites are biliary tree, gall bladder, appendix and pancreas. This is a report of 36 year old woman who presented with the symptoms of acute cholangitis in whom at endoscopic retrograde cholangiopancreatography, worm was removed from bile duct through duodenal papilla