Cases of ARMD in Low vision Jasmin modi 9/10/20191

Age related macular degeneration in Low vision patient  What is ARMD?? The macula in the retina degenerates,causing a gradual or sudden loss of vision. mainly affected area macula, it occurs on person over 50 years of age 9/10/20192

Objectives  Definition /introduction  How to take history of ARMD patient  Symptoms and their behaviour manifestation 1)Central field loss 2)Reduced visual acuity 3)Poor colour vision  Prescribing low vision aid 1)Optical 2)Non optical  Treatment 9/10/20193

History considering point  Caucasian  Family history  High blood pressure or a history of hypertension  Light iris color  Smoking 9/10/20194

Central field loss  Produce inability to perceive objects or people in direct line of sight  May be.... Image 9/10/20195

Central relative scotoma Central absolute scotoma 9/10/20196

Behavioural manifestation  Not talking directly to people  Lack of eye contact  Diminishing ability to recognize people in front of them  Unusual head position Management of central field loss  Training eccentric views  Fresnel prisms  Self illuminated magnifier 9/10/20197

Poor colour vision  Inability to identify colour of objects 9/10/20198

Behavioural manifestation  Un co-ordinated clothing  Issues identifying their medicine Management of poor colour vision Use strong colour and contrasts 9/10/20199

Reduced visual acuity blurred vision distance and near Behavioural manifestation  Difficulty in preapre food and eating  Difficulty in signing documents  Driving Management  Spectacles  Telescope for distance  Magnifiers 9/10/201910

Other visual affects...  Metamorphosia :-straight line appear wavy  Blind spot:- small area of loss of vision Sees only peripheral vision not seen by centrally  Photophobia  Depth perception 9/10/201911

Prescribing low vision aid?? 9/10/201912

1.)Optical devices  Stand magnifier or self illuminated magnifier  For driving purpose monocular telescopes  Magnifying spectacles for distance view of fixation 9/10/201913

2)Non optical devices  Reading guide, check guide, signature guide  Glare reduction and enhances the contrast  Contact lenses x chrome 9/10/201914

Treatment  Laser treatment can sometimes be used to slow the progression of the disease  Other treatments that have been investigated (but not yet established) include the use of radiation, laser treatment of drusen, photodynamic therapy, submacular surgery, retinal cell transplantation, and the use of vascular endothelial growth factor 9/10/201915

References  Ajay Kumar boothra  Monika chaudhry second addition  Low vision management Picture are captured through Wikipedia 9/10/201916

 Thanks 9/10/201917