Laboratory evaluation with a serum prolactin for small tumors is cost effective ... abutting the optic chiasm, and consistent with the diagnosis of pituitary macroadenoma. He is otherwise ...

Pituitary tumors exhibit a spectrum of biology ... and visual-field disturbances due to stretching of the overlying optic chiasm. They can invade downward into paranasal sinuses, laterally ...

with suprasellar extension and optic chiasma compression causing bitemporal emianopsia. To exclude the association of a pituitary adenoma that secretes prolactin with a syndrome of 'resistance to ...

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 ...