Abnormal electroretinogram in cocaine-dependent patients. Relationship to craving.

@article{Roy1996AbnormalEI,
  title={Abnormal electroretinogram in cocaine-dependent patients. Relationship to craving.},
  author={M. Sumender Roy and David A Smelson and Anand Roy},
  journal={The British journal of psychiatry : the journal of mental science},
  year={1996},
  volume={168 4},
  pages={
          507-11
        }
}
BACKGROUND The retina contains high concentrations of dopamine. We previously reported that recently withdrawn cocaine-dependent patients had significantly reduced blue cone b wave amplitude responses on the electroretinogram (ERG). In this study we wished to examine if there was a relationship between cocaine craving and reduced blue cone b wave ERG responses. METHODS A series of 14 recently withdrawn cocaine-dependent patients completed a 45-item cocaine craving questionnaire shortly before… CONTINUE READING