A case of a 26-year-old man reveals how prolactinomas disrupt hormones, causing libido loss and erectile dysfunction.

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 ...

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 ...

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 ...