Cranial Nerve 2: There are several different screening test that can be used to assess visual fields at the bedside: First is to:

Hold up both hands superiorly and inferiorly and ask the patient if they can see both hands and do they look symmetric. Then test each eye individually using your fingers in the four quadrants of the visual field and ask the patient to count fingers help up or point to the hand when a finger wiggles using yourself as a control.