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Common Arterial Trunk with Interrupted Aortic Arch.

Lys Molina Hernandes Estephan1, Aline Simões Aranda1, Carlos Henrique De Marchi1

  • 1Department of Pediatrics and Pediatric Surgery, Pediatric Cardiology and Cardiovascular Surgery Service at Hospital da Criança e Maternidade de São José do Rio Preto, São Paulo, Brazil.

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Summary

This case study highlights a four-year-old with common arterial trunk, initially treated with pulmonary artery banding. Surgical debanding was performed to enable future complete repair of this complex congenital heart defect.

Keywords:
Aortic CoarctationCyanosisHeart Defects, CongenitalInfant, NewbornTruncus Arteriosus

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Area of Science:

  • Pediatric Cardiology
  • Congenital Heart Disease
  • Cardiac Surgery

Background:

  • Common arterial trunk (CAT) is a rare congenital heart defect.
  • Early surgical intervention, such as pulmonary artery banding, is often employed.
  • Long-term outcomes and management strategies for complex CAT require further investigation.

Purpose of the Study:

  • To describe the clinical presentation and diagnostic workup of a patient with common arterial trunk.
  • To report on the surgical management of pulmonary artery debanding in a patient with CAT.
  • To discuss the implications for future complete repair strategies in complex CAT.

Main Methods:

  • Case report of a four-year-old patient with diagnosed common arterial trunk.
  • Diagnostic imaging included chest radiography, electrocardiography, echocardiography, and computed tomography angiography.
  • Surgical intervention involved pulmonary artery debanding.

Main Results:

  • The patient presented with severe cyanosis and cardiomegaly.
  • Computed tomography angiography confirmed Van Praagh type A4 common arterial trunk with hypoplastic pulmonary arteries.
  • Pulmonary artery debanding was successfully performed.

Conclusions:

  • Common arterial trunk, especially with associated anomalies like aortic arch interruption, presents significant management challenges.
  • Pulmonary artery debanding is a crucial step for facilitating future complete repair in selected cases.
  • Multidisciplinary management is essential for optimizing outcomes in patients with complex congenital heart disease.