BCOR is a robust diagnostic immunohistochemical marker of genetically diverse high-grade endometrial stromal sarcoma, including tumors exhibiting variant morphology

Sarah Chiang, Cheng Han Lee, Colin J.R. Stewart, Esther Oliva, Lien N. Hoang, Rola H. Ali, Martee L. Hensley, Javier A. Arias-Stella, Denise Frosina, Achim A. Jungbluth, Ryma Benayed, Marc Ladanyi, Meera Hameed, Lu Wang, Yu Chien Kao, Cristina R. Antonescu, Robert A. Soslow