The problem of the diarrheal disorders of infancy, in spite of a tremendous amount of study, is by no means solved. A great step in advance has been the contribution of Finkelstein, who has described a large group of cases showing them to be caused by abnormal changes of the food within the intestine, his "alimentary intoxication." Abroad, this idea has met favor among many of the foremost pediatricians, and the tendency there seems to be to class almost all diarrheal cases as distinct food disturbances, though some brilliant clinicians such as Czerny refuse to recognize the condition.
In this country, sectional differences in observation prevail. In Chicago and in the middle west one undoubtedly sees in the majority of diarrheal cases the typical types described by Finkelstein. In the east a relatively larger proportion of cases of infectious diarrhea have been reported. The researches of Kendall and his associates