Aortic coarctation - ductal

Case contributed by Ammar Haouimi


Leg claudication.

Patient Data

Age: 25 years
Gender: Male

The CTA demonstrates:

  •  short segment abrupt stenosis of the post-ductal aorta, 30 mm distal from the left subclavian artery with mild dilatation of the post-stenotic descending aorta
  • marked enlargement of the intercostal, bronchial, and internal mammary arteries
  • rib notching at several levels
  • left ventricular hypertrophy
  • no mediastinal or hilar lymphadenopathy
  • no pleural or pericardial effusion
  • no lung lesion (lung window not shown)
Annotated image

The red arrows indicate the level of the ligamentum arteriosum.

Case Discussion

CTA of an aortic coarctation at the height or just distal to ligamentum arteriosum with marked dilatation of the intercostal, bronchial, and internal mammary arteries, rib notching at several levels and left ventricular hypertrophy.


Additional contributor: Houssam Kouachi, radiographer, CIM Aurès, Batna

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