Patient A . Patient B
The above pictures represent the visual field of three patients 1. Suggest the likely anatomical location of the lesion in: a. A b. B 2. What is the visual field requirement for driving in the UK?
1. Suggest the likely anatomical location of the lesion in:
a. A b. B
Answer 1 a. Patient A has a right homonymous hemianopia. The likely location of the lesion is in the left occipital cortex. b. Patient B has a left superior homonymous quadrantinopia. The likely location of the lesion is in the right temporal lobe. Answer 2 The patient should have 120 degrees of field horizontally and 20 degrees of field above and below the centre of fixation with both eyes open.
Answer 2 The patient should have 120 degrees of field horizontally and 20 degrees of field above and below the centre of fixation with both eyes open.
