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DOI: 10.1148/rg.242035077
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Right arrow Chest Radiology

Posterior Mediastinal Ganglioneuroma1

Allen Forsythe, MD, John Volpe, MD and Richard Muller, MD

1 From the Departments of Radiology (A.F., J.V.) and Pathology (R.M.), Hartford Hospital, 80 Seymour St, Hartford, CT 06102. Received March 25, 2003; revision requested April 30 and received June 25; accepted June 27. Address correspondence to A.F. (e-mail: allenforsythe@yahoo.com).



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  		Figure 1. Coronal T1-weighted MR image obtained at the beginning of the muscle study shows a normal posterior mediastinum.

 


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  		Figure 2. Initial chest radiograph shows a large mass in the right side of the posterior mediastinum with no rib destruction.

 


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  		Figure 3. Contrast material-enhanced CT image shows that the mass has mixed attenuation and calcifications.

 


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  		Figure 4. Coronal T2-weighted MR image shows that the mass is 8 cm in diameter with heterogeneous signal intensity.

 


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  		Figure 5. Photograph of the gross specimen demonstrates that the tumor is well encapsulated. Scale is in centimeters.

 


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  		Figure 6. Photomicrograph (original magnification, x10) of the tumor shows ganglion cells, spindle cells, and calcifications, findings characteristic of a ganglioneuroma.

 




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