70 MASTITIS OF THE COW 



Unfavorable symptoms are high fever and repressed 

 leueocytic emigration, checked inflammation. 



Treatment. — The condition is treated in the same 

 manner as streptomycosis (see streptomycosis). 



STROMA-iNFECTioN [Interstitial Mastitis] 



The stroma-infection occm's only as a wound infection 

 which is a complication of an udder-womid. It is an ex- 

 tremely harmless condition and usually presents a super- 

 ficial wound necrosis with subsequent suppuration. 



Secondary infection with strepto- and staphylomycosis 

 is common and gangrene can also occur. 



These wound infections, like the previous wound infec- 

 tions, are treated following the usual surgical methods. 



Summary 



I. Infectious organism : the colon bacillus. 

 Characteristics. 

 Occurrence. 

 Morphology. 

 Cultivation. 

 Resistancy. 

 Pathogenicity. 

 II. Udder-infection. Udder colibacillosis. 



A. Milk-infection [parenchymatous mastitis]. 



Local conditions. 



General conditions. 



Termination. / 



Clinical symptoms. 



Prognosis. 



Treatment. 



B. Stroma-infection [interstitial mastitis]. 



Wound-infection. 



