CYSTIC DISEASE OF THE URINARY TRACT IN MAN 69 



FIG. 21. CYSTIC DISEASE OF THE URINARY TRACT. 



Sketch of the left kidney, ureter, and bladder: I, Cysts at the upper end of the 

 kidney ; 2, 3, cysts in the pelvis of the kidney and the upper half of the ureter ; 

 4, 5, cysts on the inflamed areas at both ureteral orifices and at the neck of the 

 bladder. 



given in my paper referred to. Subsequent to it von Kahlden published a case in 

 Ziegler's Beitrage, 1894, and Storck (' Die Schleimhaut der Harnleitenwege,' 

 ibid.) 1899, P- 367) has collected a number of cases, examined from the anatomical 

 point of view, without any account of the cyst-contents. Lubarsch, Aschoff, and 

 some other later writers, regard the bodies as the result of degeneration in the 

 ' epithelial nests ' of Brunn a view which will be considered below. 



