DOGS'. THEIR MANAGEMENT. 145 



purulent discharge, or one of a glairy nature, is often 

 present in the male throughout the attack, and nearly 

 always during recovery. In both sexes the bladder in 

 the latter stages is apt to be paralysed, and the accumu- 

 lation of the urine then becomes a prominent symptom. 

 The recovery often commences after relief has been 

 obtained, but if the necessity be overlooked, death gene- 

 rally ensues. 



Paralysis of the hind extremities is occasionally wit- 

 nessed, and when seen is generally sudden in its appear- 

 ance. Sometimes, however, the loss of power is gradual, 

 and when such is the case the hopes of a cure are always 

 diminished. If the power of motion be lost suddenly, 

 costiveness mostly exists ; and if, on the other hand, it 

 should be gradual, there may be diarrhoea, which will 

 terminate in death. 



Twitches, choraea, or Saint Vitus's dance, are not very 

 usual, and may continue for months after every other 

 symptom has subsided. All four limbs are sometimes 

 violently agitated, and even during sleep are not quies- 

 cent. The motion is incessant, and when this is the case 

 the animal dies, worn out by the want of bod/ily rest. In 

 the majority of instances only one limb is affected ; and 

 a species of independence of volition, or incapability of 

 controlling its movements, accompanies the affection. 

 Though never still, the leg is comparatively useless, and 

 is carried in a manner which denotes this fact. The 

 muscles of the trunk are less commonly attacked, but 

 they do not always escape. When the legs have not 



7 



