A 70-year-old Caucasian woman with history of chronic sinusitis presented to the emergency department with 2-week history of headaches. Her physical examination was unremarkable including absence of galactorrhea, abnormal hair growth, or skin changes. Neurologic exam including visual fields were normal. Brain magnetic resonance imaging (MRI) revealed a 1.2 x 1.4 × 1.3 cm ovoid, non-enhancing, cyst-like lesion with intrasellar and suprasellar components (Fig. 1) with slight elevation and splaying of the optic chiasm and depression of the sella floor.