The author gives in this book, or thesis, for which he was awarded the degree of Doctor of Medicine at the University of Copenhagen, an illustration of the effect of the protein diet in the treatment of nephritis. He calls the work "Quantitative Determinations of Urinary Sediments."
In the introduction he mentions the three generally accepted types of Bright's disease, their characteristic symptoms being (1) hematuria, (2) albuminuria and (3) hypertension. But it is on the classification made by Addis (hemorrhagic, degenerative and arteriosclerotic), with some modifications of his own, that he bases his clinical experiments. With sediment counts he finds it possible to follow the course of inflammatory renal conditions from day to day.
He soon found much uncertainty concerning the following phases of the problem of sediment counts: (1) the fluctuation of the sediment contents under different normal physiologic conditions, (2) the quantity of sediment in persons with