Amsler grid

Question 1

indication of amsler grid from history taking

Answer 1

age >60
smokers
visual symptoms (distorted vision )
px on medication (e.g hydrochloroquine, ethambutol)

Question 2

indication of amsler grid from ocular findings

Answer 2

drusen within 2mm around the disc diameter

hard exudates around the macular region

suspected macular findings

epiretinal membrane

Question 3

what does amsler grid do and its testing target

Answer 3

alternative to 10 degree central visual field analysis it assess 20 degree of central vision

to assess macular function , to detect or monitor metamorphopsia/ scotoma involving the central visual field in various disorder of the macula and optic nerve head

Question 4

amsler grid advantages

Answer 4

easy to use
portable
can be use for home monitoring