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Aortic coarctation associated with an absent segment of the proximal right subclavian artery

A Jasper1, S N Keshava

  • 1Department of Radiology, Christian Medical College, Vellore, Tamil Nadu, India.

Journal of Postgraduate Medicine
|November 6, 2014
PubMed

Insights

Coarctation of the aorta, a congenital thoracic aorta defect, was found with a rare absent right subclavian artery segment. This previously undescribed combination highlights unique aortic anomalies.

Area of Science:

  • Cardiovascular Medicine
  • Medical Genetics
  • Pediatric Cardiology

Background:

  • Coarctation of the aorta is a congenital narrowing of the thoracic aorta.
  • It is often associated with other cardiovascular anomalies.
  • Subarachnoid hemorrhage can be a complication or associated condition.

Observation:

  • A young man presented with subarachnoid hemorrhage.
  • Diagnostic work-up revealed severe postductal aortic coarctation.
  • An absent segment of the proximal right subclavian artery was also identified.

Findings:

  • The study describes a rare, previously undocumented combination of aortic coarctation and absent right subclavian artery.
  • This case highlights the complex spectrum of congenital thoracic aorta anomalies.
  • The coarctation was severe and postductal in location.

Implications:

  • This finding expands the known spectrum of aortic arch anomalies.
  • Understanding these combinations is crucial for accurate diagnosis and management.
  • Further research into the embryological origins of such combined defects is warranted.

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