214 THE HORSE IN HEALTH AND DISEASE 



When tlK> til)i(itars;il joint capsule is ftreath' distended with s_yno- 

 vial fluid a well-marked soft swelling appears on the outside of the 

 hoek. By palpating the swelling the fluid can he felt to fluctuate 

 if the other hand is placed over the center of the bog in front of the 

 hock. As in bog spavin, the serous fluid may accumulate very 

 rapitlly — in some cases within twenty-four hours. Not often does 

 it disappear spontaneously. Unfortunately, no reliable method of 



l-ig. ij_'. — I5og .'!i5avm. 



treatment is known. The application of pressure and of massage 

 has been followed by success in some cases, so should be tried be- 

 fore more heroic measures are attempted. 



DISEASES AND DEFECTS OF THE TEETH 



Most abnormalities in the teeth interfere with mastication. 

 The symptoms usualh' caused by them are: 



