TUBEECULOSIS 131 



sheep and horses, tuberculosis of vertebrse and ribs has also 

 been reported. In fowls, tuberculosis of the bones is not a 

 rare occurrence. 



Tuberculosis of articulations has been most frequently- 

 observed in fowls, that of the carpus and tarsus in swine ; 

 while in cattle, tuberculosis of the hip, stifle and knee joints 

 are less frequently seen. 



Describe tuberculosis of muscles. 



This form is of little surgical moment, being, as a rule, of 

 an embolic nature, therefore the result of generalized 

 tuberculosis. They appear as brownish nodules, of pinhead 

 to bean size, usually circumscribed and arranged in rows, the 

 muscles usually involved being the abdominal, thigh and 

 pectoral muscles. Tuberculosis of the tongue is seen in 

 parrots and at times in cattle. 



Describe tuberculosis of the eye. 



This is also an embolic form, and of rare occurrence in 

 the ox, attacking the iris and choroid, eventually destroying 

 the eye and changing it into a cheesy or granulating mass. 



Discuss tuberculosis of the testicles. - • 



This leads to enlargement of the glands. On section, pea 

 to nut sized tubercles are seen. Tuberculosis of the spesrmatic 

 cord, tunica vaginalis and prostate gland have also been 

 observed. All these are comparatively rare ; those of the 

 testicles are reported in the bull and boar, that of the prostate 

 have been observed in the bull and dog. Tuberculosis of the 

 ovaries seems to be quite frequent. ' 



Discuss tuberculosis of the brain and spinal cord. 



These are of interest from a standpoint of differential 

 diagnosis, as they give rise to symptoms of paresis or 



