Transcript for:
Assessing Peripheral Visual Field

in confrontational field-testing each eye is assessed separately to determine the extent of the peripheral field half the patient's sit directly across from you about one arm's length away make sure you and your patient are sitting so that your eyes are at the same level this ensures that you and your patients visual fields are similar prior to testing of peripheral fields ensure that central vision is intact with prior visual acuity testing start by covering your left eye and if you look here at my nose is my whole face clear or is there any part that's blurry it's clear good we'll now assess the confrontational visual fields with the finger counting method ask the patient to cover their left eye and fixate on your nose with their right at the same time you as the examiner close your right eye so that the visual field in front of you and the patient is the same repeat this process with the other eye now we'll try the same with the other eye so cover your right eye with your right hand and again looking at my nose is any part of my face blurry nope good two two one one very good you can also perform this examination by asking your patient to identify when they see your finger wiggling looking at my nose tell me when you see my finger moving no good no certain types of field defects are associated with specific areas of damage along the visual pathway here we see the potential visual field defects and their respective damaged area [Music]