118 



THE PATHOGENIC MICROCOCCL 

 FIG. 50. 



Piplococcus of pneumonia from blood, with surrounding capsule. (Park.) 



It is found : a. in the saliva of about 50 per cent, of healthy 

 individuals, b. in the rusty sputum of pneumonic patients 

 and in the fibrinous exudation of 75 per cent, of the cases of 

 pneumonia, c. in a large number of cases of meningitis com- 



FIG. 51. 



Pneumococcus from bouillon culture, resembling streptococcus (Park.) 



plicating pneumonia or associated with pneumonia, d. occa- 

 sionally where no pneumonia exists, e. also in abscesses. 



