398 



BOVINE PATHOLOGY. 



pp, 309 and 316, &c.). Diseases of the skeleton in the ox 

 are not so frequent as in the horse, but yet are not un- 

 common. 



Section 1. — Abnoemalities of the Osseous System. 



Ostitis. — Inflammation of Bone — results from injury 

 or from specific influences, especially the scrofulous 



Fig. 78. — Skeleton of the ox. (Dobson .) 



diathesis. Abscess is the most frequent result. Also, 

 since the inflammation causes condensation of bone tissue, 

 the supply of nutriment to the articular surfaces is cut off, 

 and caries with arthritis ensues. Pain is very marked in 

 these cases, and swelling is but slight and very gradual. 

 The death of bone is termed necrosis, and the portion 

 removed is a sequestrum. When a bone is diseased at 

 the bottom of a wound, or when an abscess from a bone 

 has burst externally, the most important indication is to 

 remove all dead parts, otherwise an ichorous discharge 

 persists, sinuses extend in various directions, and the 



