MediAI

  Biliary Ascariasis: A Rare but Treatable Cause of Biliary Obstruction Keywords : biliary ascariasis, Ascaris lumbricoides, ERCP, obstructive jaundice, parasitic infection, albendazole, hepatobiliary imaging, gastrointestinal parasites Introduction Biliary ascariasis is a parasitic infestation of the biliary tree by Ascaris lumbricoides , an intestinal roundworm that may enter the hepatobiliary system, causing significant morbidity. Though common in endemic regions such as South Asia and parts of Latin America, it remains an underrecognized cause of obstructive jaundice and acute cholangitis in industrialized nations. This case study of a 75-year-old male patient highlights the clinical features, diagnostic modalities, and treatment strategies for biliary ascariasis, emphasizing its relevance in global health and radiological practice. Case Presentation A 75-year-old man presented to the emergency department with a 3-week history of fever, progressive abdominal pain, and pale...