Homonymous Superior Quadrantanopia due to Erdheim-Chester Disease with Asymptomatic Pituitary Involvement

Figure 4

Postcontrast axial T1 weighted images of the brain at the level of the orbits showing the thickened enhanced pituitary stalk (arrow head) almost reaching the same size of the enhanced basilar artery. Note also the enhancing bilateral lesions anterior to the amygdala.