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 image; ...

Robinson High School senior Kamryn Petty is turning a difficult medical journey into a message of hope for other children ...

Low Grade Glioma of the Optic Nerves, Chiasm and Tracts. T1-weighted coronal MRIs. Note the diffuse enlargement of both optic nerves, the optic chiasm and both optic tracts. One can easily appreciate ...

Henry Power wrote a ‘Prefatory Memoir’ to the two volumes of collected Papers of Sir William Bowman, published in the year of his death, which described his life and times. 1 William Bowman, his ...

Brain tumours can significantly impact vision, causing blurred sight, double vision, or even blindness depending on their location and type. Early detection and prompt treatment are crucial for ...

A 47 year-old woman developed progressive headaches and difficulty with her vision. Neurological examination revealed a bitemporal hemianopsia. Pituitary Macroadenoma. T1-weighted coronal MRI. Note ...

In a new publication scientists explain the origins of the crossing of nerve tracts in the forebrain. Strange world: in vertebrates, i.e. in humans too, the left half of the brain controls the right ...

A 61-year-old man visiting from the Ivory Coast presented to the New England Eye Center for slow, progressive vision loss in both eyes starting 2 to 3 years before presentation. His medical history ...

Pituitary tumors can compress the optic nerve, leading to visual symptoms. Pituitary tumors are mostly benign (noncancerous), but due to their location, they can have significant effects on ...

An award-winning presentation during the 2023 ARRS Annual Meeting explained how the novel technique of three-dimensional (3D) slice-to-volume (SVR) MRI allows for precise delineation and measurement ...