Case #50 – GCC, VEP and RAPDx

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References 1. Catherine Awad, Samantha Slotnick, Sanjeev Nath, Jerome Sherman. iVue® iWellnessExam has High Sensitivity and Specificity [abstract]. In: ARVO 2012.; May 6-10; Ft . Lauderdale, Fla; 826/D764 2. Ray. S., and E. Gragoudas. “Neuroretinitis.” International Ophthalmology Clinics 41.1(2001): 83-102. 3. Mojon DS, Hedges TR, III, Ehrenberg B, et al. Association between sleep apnea syndrome

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Richard J. Madonna, M.A., O.D., F.A.A.O. Dr. Richard J. Madonna is Associate Professor of Optometry, Chair of the Department of Clinical Education, and Director of the Office of Continuing Professional Education at the SUNY State College of Optometry. He has lectured nationally and internationally on topics relating to ocular disease, ophthalmic imaging, and therapeutic

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Jerome Sherman, OD, FAAO Jerome Sherman, O.D., is perhaps optometry's most prolific writer, publishing over 650 clinical articles, research manuscripts, book chapters and two CDs. He is senior author of three books that were published in 2007, and has delivered over three thousand lectures both nationally and internationally. He has served as a

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Comments and Conclusions • The RAPDx can objectively detect and quantify pupillary defects which are invisible to standard examiner observations. • Traditional assessment (of pupils and visual fields) in neurological disorders is sometimes inadequate. • In some cases, genetic testing is helpful for arriving at a specific diagnosis. • GCC, VER and RAPDx can often

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When RNFL loss is not due to Glaucoma Since our 7 yo appears to have pale discs without cupping and soft globes, glaucoma is effectively ruled out, but other non-glaucomatous optic neuropathies need to be considered as depicted above in the VITAMINES mnemonic. MRIs were obtained which were within normal limits. However, a

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Case 2: Optovue iWellness Exam and Diopsys NOVA-DN The dramatic reduction in the GCC and the VEP delays in both eyes confirm an optic nerve disorder. But what Is the etiology of this optic neuropathy?

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Case 3: DiopsysTM Nova-DN OU Diopsys VEPs were obtained under NOVA-DN conditions . The amplitudes of the VEP under both high contrast and low contrast conditions were normal in both eyes. However, the latency was abnormal under all conditions tested. The normal amplitudes are consistent with the normal VA but the large latency increases clearly

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Case 3: Optovue iWellness Exam OU iWellness Exam was performed which revealed normal sections through the retina in the posterior pole but a profound reduction of the thickness of the GCC in both eyes.

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