388 Diseases of the Genital Organs 



abortus was recognized. He does not state, however, that 

 no other organisms were present. He reaches the conclu- 

 sion that the B. abortus was the cause of the abscess. This 

 is not very clear. It has not been definitely shown that the 

 B. abortus of Bang is pyogenic when injected into the tis- 

 sues. We do know, however, that it is associated with sup- 

 puration in the uterine cavity. Whatever may be the biology 

 of the disease, the prognosis is hopeless. 



Fig. 126 — Orchitis and Epididymitis. Bull. 



A, Left testis ; B, normal left testis for comparison ; C, Right testis. 



I, Globus major of epididymis, greatly enlarged and adherent to te.'iiis ; 



J, 4, tail of epididymis ; 5, 6, 7, normal globus major, body and globus 



minor of epididymis respectively ; 8, inflamed globus major ; 9, parietal 



scrotal peritoneum adherent to testicle, incised and turned back. 



3. Epididymitis of Adult Bulls 



Epididymitis develops occasionally in adult bulls which 

 have a history of normal fertility over a somewhat ex- 



