33 out of 91
All are false regarding cortical blindness except(LQ)
|A||Direct reflex present and consensual reflex absent on normal side|
|B||Direct reflex present and consensual reflex absent on affected side|
|C||Direct reflex and consensual reflex present in both eyes|
|D||Direct reflex and consensual reflex absent in both eyes|
Ans. C Direct reflex and consensual reflex present in both eyes
Destruction of both occipital lobes produces cortical blindness. This condition can be easily distinguished from bilateral pre chiasmal visual loss by noting that the pupil responses and optic fundi remain perfectly normal.