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Case of the Week 325



What's the most likely diagnosis?

  • 49 year-old male with back pain



  1. Liver laceration
  2. Mesenteric ischemia
  3. Adrenal myelolipoma
  4. Aortic aneurysm
  5. Free air

Additional Images - Density measurement of area of interest

 

Additional Images

Enhanced CT scan of the abdomen shows mean density of abnormality is -24.68 HU


Answer:


3. Adrenal Myelolipoma


More (Click Discussion Tab)


Adrenal Myelolipoma

General Considerations

  • Rare, usually non-functioning tumors found incidentally most often in males aged 40-60
  • Benign tumors composed of fat and hemopoietic cells enclosed by pseudocapsule
  • Usually occurs in adrenal gland but may be extra-adrenal in 15%

More ...


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