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  11. Anatomical, Physiological And Morphological Features Of The Liver In Newborns With Biliary Atresia (based On Literature Data And Personal Observations)

Anatomical, physiological and morphological features of the liver in newborns with biliary atresia (based on literature data and personal observations)

Olga M Gorbatyuk1

  • 1EDUCATIONAL AND SCIENTIFIC INSTITUTE OF MEDICINE, UNIVERSITY KROK, KYIV, UKRAINE.

Wiadomosci Lekarskie (Warsaw, Poland : 1960)
|December 16, 2025

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View abstract on PubMed

Summary
This summary is machine-generated.

Biliary atresia (BA) in infants involves underdeveloped liver anatomy and function, potentially stemming from embryonic development issues. Understanding these structural changes is crucial for effective diagnosis and surgical treatment of BA.

Area of Science:

  • Pediatric Hepatology
  • Developmental Biology
  • Surgical Anatomy

Background:

  • Biliary atresia (BA) is a severe neonatal liver disease characterized by bile duct obstruction.
  • The anatomical and histological liver structure in infants with BA is not fully understood, impacting clinical management.
  • Embryonic development anomalies are suspected contributors to BA's pathogenesis.

Purpose of the Study:

  • To elucidate the fundamental anatomical and histological liver structure in pediatric patients diagnosed with biliary atresia (BA).
  • To establish a baseline understanding essential for accurate BA diagnosis, treatment strategy development, and surgical correction.
  • To highlight the practical implications of BA-related liver morphology for surgical interventions.

Main Methods:

  • A comprehensive literature review encompassing embryogenesis, anatomy, and morphology of biliary atresia (BA) in newborns and children.
Keywords:
infantsbiliary atresiatreatmentanatomy and physiology of liver

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  • Analysis of over 27 scientific sources from 1972 to the 2020s, including studies on liver embryogenesis, BA morphology, and clinical/surgical aspects.
  • Inclusion of author's observations from diagnostic imaging, intraoperative evaluations, anatomical studies of deceased children, and histological examinations of liver tissue.

    • Main Results:

    • The liver in infants with BA exhibits anatomical immaturity and functional insufficiency.
    • Disruptions or arrest in embryonic development of bile ducts and hepatic vasculature may cause BA.
    • Distinct anatomical liver differences in BA patients necessitate tailored surgical approaches.

    Conclusions:

    • BA may originate from disruptions in embryonic bile duct and vascular development.
    • The immature and functionally insufficient liver structure in infants with BA requires specific consideration during treatment.
    • Anatomical variations in the BA liver significantly influence surgical management strategies.