But in this hemianopia the region of central vision is always spared.
The optic tract, which crosses the crus, may also be affected, and hemianopia result.
Unlike a hemianopia, which is mostly permanent, a double accommodation paresis is frequently transitory.
hemianopsia hem·i·a·nop·si·a (hěm'ē-ə-nŏp'sē-ə) or hem·i·a·no·pi·a (-nō'pē-ə)
Loss of vision in one half of the visual field of one or both eyes.