|Poll|March 16, 2015

7-Year-Old Boy is Found to Have a Posterior Mediastinal Mass

A 7-year-old boy is found to have a posterior mediastinal mass. After further evaluation, a biopsy is performed. What is your diagnosis?

A 7-year-old boy is found to have a posterior mediastinal mass. According to the histopathology image below, what is your diagnosis?

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7-Year-Old Boy is Found to Have a Posterior Mediastinal Mass

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