<prompt> Right homonymous hemianopia is caused by lesion of: September 2012Left optic radiationRight geniculate bodyRight optic nerveRight optic radiation  <response>: Ans. A i.e. Left optic radiation Visual field defects Homonymous hemianopia: Lesions of optic tract incongruous defects Homonymous quadrantaopia: Lesion of temporal lobe superior Bitemporal hemianopia: Lesions of optic chiasm 