Immunohistochemical analysis of IDH2 R172 hotspot mutations in breast papillary neoplasms: applications in the diagnosis of tall cell carcinoma with reverse polarity

Fresia Pareja, Edaise M. da Silva, Denise Frosina, Felipe C. Geyer, John R. Lozada, Thais Basili, Arnaud Da Cruz Paula, Elaine Zhong, Fatemeh Derakhshan, Timothy M. D’Alfonso, Hannah Y. Wen, Dilip D. Giri, Malcolm Hayes, Gregor Krings, Rohit Bhargava, Juan Palazzo, Emad A. Rakha, Syed A. Hoda, Melinda E. Sanders, Laura C. Collins, Stuart J. Schnitt, Yunn‐Yi Chen, Britta Weigelt, Achim A. Jungbluth, Jorge S. Reis‐Filho, Edi Brogi