262 



THE URINE. 



tuberculosis. Inject the sediment after centrifuging. Gonococci are 

 reported from Gram stained smears. 



Yeasts and moulds frequently contaminate urine, especially diabetic 

 urine, after it has been passed. Amoebae and flagellates (Trichomo- 

 nas vaginalis in females) may be found in urine. Also the itch mite 

 is not rarely found in the urine of those having scabies of the penis. 



Eggs of Schistomum haematobium (bilharziosis) are important 







fl-H-EV^ 



ti .9 - 



FIG. 81. Starches and fibres found in urine. 



diagnostic findings; these are terminal-spined. Those of rectal 

 bilharziosis are, as a rule, lateral-spined. 



In chylous urine the filarial embryos may be found. This examina- 

 tion is facilitated by centrifugalization. 



The eggs of the E. gigas may be recognized in urinary sediment 

 by their pitted appearance. 



The vinegar eel may be found in the urine of females who have 

 used vaginal douches of vinegar. 



