196 



TUBERCULOSIS 



more often affected in cases of generalized tuberculosis. 



When the primary infection is restricted to a single focus 



the disease is said to be localized. When the specific bacteria 



P'lG. 41. A photograph of the tuberculous nodules on the oinentuni 

 from an advanced case of generalized tuberculosis. 



are spread from the primary lesions through the agency of the 

 hnnph and blood streams, sprinkling other organs with the 

 infecting bacteria, each of which becomes the starting point 



