Reference: Visual Pathways
| Location of Lesion | Resulting Defect |
|---|---|
| Optic Nerve | Monocular Blindness (Ipsilateral). |
| Optic Chiasm | Bitemporal Hemianopsia (Tunnel Vision). |
| Optic Tract | Contralateral Homonymous Hemianopsia. |
| Meyer's Loop (Temporal) | Contralateral Superior Quadrantanopia ("Pie in Sky"). |
| Dorsal Optic Radiation (Parietal) | Contralateral Inferior Quadrantanopia ("Pie on Floor"). |
| Visual Cortex (Occipital) | Contralateral Hemianopsia w/ Macular Sparing. |