Size and structure should be assessed, especially proximity to the optic chiasm. Laboratory evaluation ... and showed a 5-mm lesion in the pituitary gland consistent with a microadenoma.

Known as the master gland, the pituitary gland is behind the bridge ... This places it just beneath the optic chiasm (where the optic nerves cross), the hypothalamus, as well as the front portion ...

An emergency CT scan without contrast revealed a hyperdense mass in the area of the pituitary gland and optic chiasm (Figure 1). A follow-up MRI was immediately obtained and confirmed the ...