AUTHOR=Valeri Marina , Dore Leocadia , Rudini Noemi , Cieri Miriam , Elefante Grazia Maria , Saita Alberto , Bertuzzi Alexia , Colombo Piergiuseppe TITLE=Case report: Primary Ewing sarcoma of the ureter, an exceptional finding of unique manifestation of disease JOURNAL=Frontiers in Oncology VOLUME=12 YEAR=2023 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2022.1070838 DOI=10.3389/fonc.2022.1070838 ISSN=2234-943X ABSTRACT=
Ewing sarcoma (ES) is the second most common malignant bone tumor in children and has also been described in adults with highly aggressive behavior. ES belongs to the small round blue cell tumor family and presents the distinctive translocation of FET-ETS family genes (85% with