A patient is presented who showed an acute schizophrenic reaction. Treated with ECT, there was marked improvement. Four weeks later the schizophrenic symptoms returned accompanied by signs and symptoms of Addison's disease. Treated with hormones, there was a remission of both the Addison's disease and the mental symptoms.After one year of maintenance on cortisone, the patient is without evidence of schizophrenia or Addison's disease.Abstract Teaser