Diabetes insipidus with impaired vision caused by germinoma and perioptic meningeal seeding: A case report

Figure 1 Magnetic resonance imaging of the brain. A: A sellar mass with thickness of the pituitary stalk and absence of the hyperintensity signal of the posterior pituitary; B: Abnormal enhancement shadow in the left anterior horn of the ventricle.

Figure 2 Magnetic resonance imaging of the optic nerve. A: Pretreatment image showing enlarged optic nerve; B: Image after radiotherapy and chemotherapy showing atrophy of the optic nerve.