Pituitary carcinoma: Two case reports and review of literature

Figure 2 Radiographic images of the pituitary carcinoma discussed in case 2. A: Magnetic resonance imaging (MRI) in April 2010 shows a suprasellar mass invading the optic chiasm and enveloping the carotid siphon and cavernous sinus (arrow); B: MRI in June 2016 shows recurrence of a 2.3 cm right frontal lesion (arrow); C: MRI of brain in October 2016 shows enhancing anterior right frontal lobe mass measuring 4.1 cm × 2.1 cm (arrow); D: MRI of spine in October 2016 shows extramedullary metastatic tumor within the ventral spinal canal at T1-T3 levels (arrow, T5 lesion is not shown here).