• Waves present in electroretinogram are a ,b & c waves
  • In electroretinogram (ERG) the b-wave represents the activity of Bipolar cells
  • In Electroretinogram(ERG) the c-wave represents the activity of Pigment epithelium
  • The electroretinogram may assist in the diagnosis of Bilateral disease , Progression of retinal disease & Clinically unsuspected disease in familial degenerations
  • c' wave is positive wave in electroretinogram
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