visual field defects Flashcards
right optic nerve damage
no vision in right eye
left optic nerve damage
no vision in left eye
optic chaism damage
bitemporal hemianopia
right optic tract damage
left homonymous hemianopia
left optic tract damage
right homonymous hemianopia
lower right optic radiations / parietal lobe damage
left homonymous inferior quadratanopia
lower left optic radiations / parietal lobe damage
right homonymous inferior quadratanopia
upper right optic radiations / temporal lobe damage
left homonymous superior quadratanopia
upper left optic radiations / temporal lobe damage
right hononymous superior quadratanopia
4th nerve palsy eye position
SO damage
medially / superior eye position
3rd nerve palsy eye position
down and out
6th nerve palsy eye position
medially
cause of 4th nerve palsy
congenital
cause of 3rd nerve palsy
aneurysm
cause of 6th nerve palsy
increased cranial pressure