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Case of the Week 417




What is the most likely diagnosis?

  • 57 year-old female with normal arm and leg pressures



Sagittal Reformatted contrast-enhanced CT of aorta

  1. Hypertension
  2. Aortic stenosis
  3. Pseudocoarctation
  4. TAPVR
  5. Coarctation of the Aorta

Additional Images - 3D reformatting, sagittal

 

 

Additional Images

 

3d Reconstruction


Answer:

.


3. Pseudocoarctation

.

.

More (Click Discussion Tab)


Pseudocoarctation

General Considerations

  • Congenital and relatively rare
  • Elongated and redundant descending aorta with kinking or buckling of the aorta distal to the origin of the left subclavian artery
  • No obstruction
  • Pressure gradient of less than 30 mmHg
  • No rib notching
  • May be caused by an abnormally long descending aorta

MORE...


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LearningRadiology.com
is an award-winning educational website aimed primarily at medical students and radiology residents-in-training, containing  lectures, handouts, images, Cases of the Week, archives of cases, quizzes, flashcards of differential diagnoses and “most commons” lists, primarily in the areas of chest, GI, GU cardiac, bone and neuroradiology.