140 THE MORE CHRONIC INFECTIOUS DISEASES 



nation of the bacteria throughout the body, w T ith 

 the production of innumerable miliary tubercles every- 

 where. Among the special forms of tuberculosis are 

 meningitis, hip disease, or spine disease. The first is 

 a long-standing inflammation in which the coverings 



FIG. 41 



Tuberculosis of the lung. (Stengel.) 



of the brain and cord and the superficial layers of 

 these organs are involved in an extensive inflammation. 

 The hip and spine diseases arise when the bacteria get 

 into the soft marrow of the bones, and extend to the 

 joint and tissues about it. 



