Undifferentiated Embryonal Sarcoma of the Liver (UESL) in Adolescents

  title={Undifferentiated Embryonal Sarcoma of the Liver (UESL) in Adolescents},
  author={Michele Antonio Capozza and Antonio Ruggiero and Palma Maurizi and Stefano Mastrangelo and Giorgio Attin{\`a} and Silvia Triarico and Maria Vellone and Felice Giuliante},
Definitive diagnosis of pediatric liver masses can be challenging, because clinical manifestations are nonspecific, and ultimate diagnosis may be delayed. We describe 2 patients with liver masses that initially were misdiagnosed and treated as infectious hepatic lesions. Only after histologic examin 

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