A large heterogeneous enhancing solid mass has expanded the pituitary fossa and extends into the suprasellar cistern, touching the optic chiasm without displacement. On T2 images the diaphragma sella can be seen to be elevated.
The mass measures 2.3 x 2.2 x 1.9 cm in size. Remnant pituitary gland is located at the posterior superior aspect on the right side. No cavernous sinus extension or protrusion into the prepontine cistern is present. There is no hydrocephalus. Midline structures of the brain are normal.