Biliary Ascariasis and severe bacterial outcomes: Report of three cases from a Pediatric Hospital in Brazil.

•Biliary ascariasis can lead to infectious complications and severe outcomes.•Three cases of biliary ascariasis with severe infectious complications involving peritonitis, hepatic abscess and sepsis were reported.•Although often overlooked, it is important to consider ascariasis as a differential diagnosis in children presenting jaundice and abdominal pain in endemic regions.