Case Report: Persistent fifth aortic arch with coarctation and fourth aortic arch interruption causing infant heart failure – the prenatal and postnatal echocardiographic course - Scorecard - MDSpire

Case Report: Persistent fifth aortic arch with coarctation and fourth aortic arch interruption causing infant heart failure – the prenatal and postnatal echocardiographic course

  • By

  • Xiaohong Zhang

  • Guozhen Yuan

  • Kunpeng Li

  • Yangcan Duan

  • Junli Hu

  • Dongchen Fan

  • May 22, 2026

  • 0 min

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Clinical Scorecard: Case Study: Ongoing Fifth Aortic Arch Persistence with Coarctation and Fourth Aortic Arch Interruption Leading to Heart Failure in Infants – Echocardiographic Observations Before and After Birth

At a Glance

CategoryDetail
ConditionPersistent Fifth Aortic Arch with Coarctation and Fourth Aortic Arch Interruption
Key MechanismsAnatomical malformation leading to systemic-to-systemic connection and potential heart failure.
Target PopulationInfants with congenital aortic arch anomalies.
Care SettingPediatric cardiology and surgical intervention.

Key Highlights

  • Rare congenital anomaly with challenging prenatal diagnosis.
  • Postnatal presentation can lead to severe heart failure.
  • Surgical intervention includes resection and reconstruction of the aortic arch using autologous pericardial patch.
  • Echocardiography is crucial for diagnosis and monitoring.
  • Long-term outcomes can include recovery of left ventricular function.

Guideline-Based Recommendations

Diagnosis

  • Prenatal ultrasound may miss significant abnormalities.
  • Postnatal echocardiography is essential for confirmation.

Management

  • Surgical resection of coarctation and reconstruction of the aortic arch.

Monitoring & Follow-up

  • Echocardiographic follow-up to assess aortic arch flow and ventricular function.

Risks

  • Potential for progressive heart failure and life-threatening complications.

Patient & Prescribing Data

Infants diagnosed with PFAA and associated anomalies.

Surgical intervention can lead to improved hemodynamics and ventricular function.

Clinical Best Practices

  • Awareness of the condition among healthcare providers to improve prenatal detection.
  • Timely surgical intervention is critical for patient outcomes.
  • Regular follow-up with echocardiography post-surgery.

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