The Circulatory Factor in the Pathogenesis of Mental Disorder.∗

The circulatory factor in the pathogenesis of mental disorder can be dealt with in at least two different ways. The exposition can be narrowed down to a mere description of what we know for certain about the psychiatric significance of circulatory disturbances. On the other hand, I think it not less legitimate to look at the question as a highly fascinating problem, the full bearing of which upon psychiatry we are only just beginning to discern as a dim shape on the scientific horizon.