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Case of the Week 573


What is the most likely diagnosis?

  • 61 year-old with incidental finding on chest radiograph; no hx of trauma



Frontal Chest Radiograph and Sagittal Chest CT

  1. Diverticulum of Kommerell
  2. Ductus Diverticulum
  3. Thymic Cyst
  4. Esophageal Duplication
  5. Marfan Syndrome

Additional Image-None

 

Additional Images

 


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Answer:

 

2. Ductus Diverticulum

 

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Ductus Diverticulum

General Considerations

  • Occurs on the anterior and medial surface of the aortic isthmus at the site of the ductus arteriosus
  • Found in about 9% of adults on aortography
  • More commonly found in children

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.