ERG Flashcards

1
Q

Extinguished ERG, abornla photopic, normal ERG

A

RP, CRAO, DUSN, metallosis, RD, drug toxiity (phenothiazine, chloroquine), Cancer associated retinopathy

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2
Q

Normal a wave, reduced b wave

A

CSNB, ouch’s disease, x-linked juvenile retinoschisis, CVO, CRAO, myotonic dystrophy, quinine toxicity

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3
Q

Abnormal photopic, normal scotopic ERG

A

achromotopsia, cone dystrophy

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