MRI showed a 1.5 cm lesion in the region of the sella, abutting the optic chiasm, and consistent with the diagnosis of pituitary macroadenoma. He is otherwise asymptomatic and has normal sexual ...

The pituitary gland is located in a lower chamber of the brain referred to as the sella turcica. The optic chiasm and optic nerves are located just above the pituitary gland, and the cavernous ...

Posterior pituitary lobe: The rear-facing lobe of ... This places it just beneath the optic chiasm (where the optic nerves cross), the hypothalamus, as well as the front portion of a ring of ...

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 ...

Dil was injected into the left retina, and RGC axons were traced to the optic chiasm. In the wild-type animal, a subset of RGC axons is repelled at the midline and to the binocular pathway (top ...