Figure of 3 sign
Figure of 3 sign
Modality: X-ray (Frontal)

- “ This child with coarctation of the aorta demonstrates a prominant figure of 3 sign. ”

Used in the following article:

  • Coarctation of the aorta - “ Coarctation of the aorta (CoA) refers to a narrowing of the aortic lumen. Epidemiology Coarctations account for between 5-8% of all congenital h...”
  • Figure 3 sign - “ The figure 3 sign is seen in aortic coarctation and is formed by prestenotic dilatation of the aortic arch and left subclavian artery, indentation...”

View full size version of Coarctation of the aorta, figure of 3 sign

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