Abdominal #11

Clinical Information

– 53-year-old male
– Left adrenal nodule was incidentally found on a CT scan
– MRI was performed for better characterization

What are the Imaging Findings

– Left adrenal nodule with loss of signal intensity on out-of-phase image

What is the most likely diagnosis?

Adrenal adenoma:
– The most important characteristic feature is the presence of intracellular lipid.
– Chemical shift imaging is the most reliable technique for diagnosing adrenal adenoma: most of them demonstrate a loss of signal intensity on out-of-phase MR images.

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