So much difficulty is experienced in producing the slightest alleviation of the sufferings of those affected with that form of derangement of the nervous centres which gives rise to what has been termed a hallucination, that the suggestion of any means by which this disease can be directly attacked, must be regarded as a decided advance in the treatment of this affection. Such a suggestion has recently been made by M. Baillarger, of Paris, in the recommendation of electrization.