MATERNAL DYSTOKIA. 97 
Tumors. 
These neoplasms may be found growing from some 
part of the passage, and, before delivery can be effected, 
they must be removed by the scalpel or ecraseur. 
Hernia of the Bladder. 
If the condition is of quite recent occurrence, the 
bladder may be returned, but if the displacement has 
been in existence for some time, its blood vessels will 
most likely have become strangulated, and if it be 
deemed unadvisable to return the organ, it will be 
necessary to ligate and amputate it. The after treat- 
ment, of course, calls for strict antisepsis. As the 
sphincter will most likely have been injured in the 
operation, the flow of urine will afterwards be 
continuous. 
Spasm of the Os-uteri. 
This is a functional ailment, due to contraction of 
the muscular tissues at the neck of the womb. The 
labor pains may have been present for some hours, and 
when the fcetus fails to be presented, an examination of 
the os will reveal the fibres firmly contracted, so that 
the cavity may not admit one finger. This condition 
is oftenest seen in young well-bred animals at their first 
pregnancy, and those of nervous temperament. 
The ¢veatment depends on the condition of the 
patient. If the animal is not suffering much pain, little 
need be done for two or three hours, in the Cow, and 
half that time in the Mare; but if after that there 
is no improvement, try hot cloths across the quarters; 
warm injections per vagznam et rectum, to which should 
