645914.fig.001a
(a)
645914.fig.001b
(b)
645914.fig.001c
(c)
645914.fig.001d
(d)
Figure 1: Pituitary carcinoma before the treatment. The pituitary tumor surrounds the bilateral cavernous sinus and protrudes close to the optic chiasm (detected by contrast-enhanced MRI). The tumor invades the left temporal lobe (a). Metastatic brain tumor in the occipital lobe shows ringlike enhancement (b). The pituitary tumor shows meningeal dissemination (c). Metastatic tumor in the L1 and diffuse meningeal dissemination (d).