A few years ago when the results of a series of interesting experiments and pathologic researches were placed before the profession many physicians supposed that a frequent cause of diabetes mellitus had been found in pathologic changes in the pancreas; for extirpation of this gland produced glycosuria in animals, as does also serious disease of the organ which materially interferes with its function. Increasing experience has, however, shown that comparatively few cases of diabetes are dependent upon pancreatic lesions, for pancreatic disease is not common, and lesions involving the entire gland are still more rare. In connection with this subject the report of a case by Poliakoff of Moscow, in a recent number of the Berliner Klinische Wochenschrift, is of interest.
A man of 28 years, without any pathologic history, who had always been in good health, had suffered for a period of ten weeks, without apparent cause, from violent