Chordoma : Bonus Image

Comments:
Chordoma with fragments of entrapped residual bone. Many tumor cells have large prominent vacuoles creating a signet ring cell appearance.

Image courtesy of: Dr. Luciano de Souza Queiroz, Dept. of Pathology, Faculty of Medical Sciences, State University of Campinas (UNICAMP), Campinas, Sao Paulo State, BRAZIL. Additional images are here.