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Case of the Week 642

Coming Soon - A New Look, A New Book


What is the most likely diagnosis?

  • 49 year-old male taking medication for asthma



Two chest x-rays-16 months apart

  1. Congestive heart failure
  2. Aspergilloma
  3. Pericardial effusion
  4. Mediastinal lipomatosis
  5. Sarcoidosis

No additional images

 

Additional Images

 

None

 


Answer:

4. Mediastinal lipomatosis

More (Click Discussion Tab)

 

 

Mediastinal Lipomatosis

General Considerations

  • Relatively common cause of mediastinal widening due to increased deposition of unencapsulated normal fat in the mediastinum
  • Benign condition
  • Most often associated with
    • Iatrogenic steroid administration
    • Cushing’s syndrome
    • Simple obesity
  • Usually seen in adults

MORE . . .


.

This Week

49 year-old male taking medication for asthma
 
 



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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.