71 Myelolipoma

CASE 71


Clinical Presentation


A 41-year-old man presents with right inguinal pain.




image

Fig. 71.1 Axial contrast-enhanced CT image through the upper abdomen shows a well-defined hypodense, nonenhancing right adrenal mass lesion with fat density.


Radiologic Findings


Axial contrast-enhanced computed tomography (CT) image through the upper abdomen shows a small nonenhancing right adrenal mass lesion with central fat density (Fig. 71.1).


Diagnosis


Myelolipoma


Differential Diagnosis



  • Retroperitoneal lipoma or liposarcoma

Discussion


Background


Myelolipoma is a benign lesion found in adrenal and extra-adrenal sites that contains mature fat and marrow elements. Extra-adrenal sites of myelolipoma are the retroperitoneum, presacral region, perirenal locations, liver, and mediastinum.


Clinical Findings


Myelolipoma is usually asymptomatic and is an incidental finding on imaging studies done for other indications.


Complications

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Dec 26, 2015 | Posted by in GASTROINTESTINAL IMAGING | Comments Off on 71 Myelolipoma

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