Fig. 5.
Trilateral retinoblastoma. (a) Sagittal T1-weighted and (b) coronal T2-weighted fluid-attenuated inversion recovery (FLAIR) contrast MRI reveals suprasellar mass in a patient who also has bilateral retinoblastoma. (c) Histology of this mass reveals abundant Flexner-Wintersteiner and Homer Wright rosettes. Scale bar = 25 μm.