๐ฏ Central Scotoma |
Loss of central vision |
Optic neuritis (MS), retrobulbar neuritis |
๐ซ Total Blindness (Right Eye) |
Complete loss of vision in right eye |
Complete lesion of right optic nerve |
โธ๏ธ Bitemporal Hemianopia |
Loss of temporal fields in both eyes |
Compression of optic chiasm (e.g. pituitary adenoma) |
โ๏ธ Right Nasal Hemianopia |
Loss of nasal field in right eye |
Perichiasmal lesion (e.g. calcified ICA) |
๐ Right Homonymous Hemianopia |
Loss of right visual field in both eyes |
Left optic tract lesion |
๐ผ Right Superior Quadrantanopia |
Loss of upper right quadrant in both eyes |
Left temporal lobe lesion (Meyerโs loop) |
๐ฝ Right Inferior Quadrantanopia |
Loss of lower right quadrant in both eyes |
Left parietal lobe lesion |
โฌ Right Homonymous Hemianopia |
Loss of right visual field in both eyes |
Complete left optic radiation lesion |
๐ผ๏ธ Right Homonymous Hemianopia (Macular Sparing) |
Loss of right visual field, macula spared |
Occipital cortex lesion (PCA infarct โ macula spared due to MCA supply) |