Documenta Ophthalmologica

, Volume 53, Issue 1, pp 51–60 | Cite as

Abnormal spectral sensitivity of the electroretinographic off-response in protanopia and protanomalia

  • K. Kawasaki
  • D. Yonemura
  • H. Nakazato
  • I. Kawaguchi


The mean of the spectral sensitivity of the rapid off-response in the ERG is significantly lower at 560 nm and longer wavelengths (p < 0.005) in protanopia and protanomalia, as compared with normal control subjects.

Key words

ERG off-response protanopia protanomalia colour blind spectral sensitivity 


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Copyright information

© Dr W. Junk Publishers 1982

Authors and Affiliations

  • K. Kawasaki
    • 1
  • D. Yonemura
    • 1
  • H. Nakazato
    • 1
  • I. Kawaguchi
    • 1
  1. 1.Department of OphthalmologySchool of Medicine, Kanazawa UniversityIshikawaJapan

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