BONES 41 



inflammation is very acute and continuous, great constitutional 

 disturbance is set up, the parts affected become swollen and very 

 painful to the touch, and if not speedily relieved the disease may 

 terminate in death of the bone (necrosis) or the death of the patient. 

 Although periostitis is generally the result of some injury done to 

 the bone or its covering (periosteum), it may also arise from constitu- 

 tional disturbance, such as rheumatism (rheumatoid periostitis), causing 

 acute pain to the animal, accompanied by a great loss of flesh. 



Fig. 1. 



The photo shows — No. 1, healthy bones of the neck (cervical 

 vertebra) ; Nos. 2 and 3, caries or ulceration of the periosteum of 

 the same bones, with anchylosis, or the growing together of the 

 joints. 



70. Treatment- — Rest is the first essential. Some practitioners 

 recommend the use of hot fomentations, or bandages wrung out of 

 hot water. For my part, I like cold-water applications best, or 

 spongiopiline, soaked in cold water, and secured over the affected 

 part with a bandage. For combating the fever, I find saline fever 

 medicines answer best (par. 1067, No. II.). Sometimes the parts 

 affected have to be cut down upon to liberate the exudate under 



