PRINCIPLES OF VETERINARY SURGERY 



627 



PATHOLOGICAL ANATOMY— The important le- 

 sions are localized in the skeleton, and consist, essentially, 

 of a pronounced vascularization which is the expression of 

 a rarefying osteitis. The other systemic alterations are those 

 of inanition. 



Fig. 97. 

 Section of the Inferior Maxilla in the Region of the Third Molar. 1. Dis- 

 eased Jaw. 2. Normal Jaw. 

 Section through the Inferior Maxilla at the Interdental Space. 1. Diseased 

 Jaw. 2. Normal Jaw. 



The bones of the head which have been well stiidied, 

 are found to be the seat of a pronounced alteration. The 

 periosteum, which is excessively vascularized, is easily torn 

 ofif and brings with it processes that extend into the osseous 

 tissue. The bone can be easily wounded with the finger 



