<prompt> Cortical blindnessNormal pupillary light reflexes with complete visual lossIncreased pupillary light reflexes with complete visual lossNormal pupillary light reflex with partial loss of sightIncreased pupillary light reflexes with partial loss of sight  <response>: A. i.e. Normal pupillary light reflexes with complete visual loss 306 - Khurana 4thCORTICAL BLINDNESS Most common cause is bilateral occipital lobe infarction Unilateral infarction leads to contralateral homonymous congruous hemianopiaClinical features Vision and visual fields are markedly decreased Sparing of the macula with preservation of central vision due to dual blood supply Complete visual loss with no light perception. Pupillary responses are normal Pupillary light reflex ANTON- SYNDROME i.e. denial of blindness by the patients who obviously cannot see Riddoch - phenomenon - i.e. ability to perceive kinetic but not static targets 