504 



PRINCIPLES OF VETERINARY SURGERY 



It is occasionally encountered in the large abattoirs, but is 

 incomparably less frequent than the maxillary localization. 

 In England (and America) it is known by the name of 

 "wooden tongue." In Germany it is called "holzzunge," 

 and in Italy "mal di rospo." 



The disease manifests itself in the beginning by copious 

 salivation, difificult prehension and painful deglutition. These 

 signs are accompanied by an oedema that fills the cavity 

 between the rami of the lower jaw. The patient resents 

 being handled and examination of the mouth provokes re- 

 sistance. The buccal cavity presents an abnormal redness 



Fig. 53. 

 Pharyngeal Actinomycosis. 



of the mucous membrane and a painful tumefaction of the 

 tongue. The appetite is capricious, the thirst intense and 

 the ptyalism more and more profuse. From this period, 

 there are usually yellowish spots on the tip and lateral 

 faces of the tongue which succeed superficial ulcerations 

 scattered all over the organ. The tongue is hypertrophied 

 and is retained in the buccal cavity with difficulty. It hangs 

 from the mouth and the patient experiences a great deal of 

 trouble in returning it. By degrees it assumes a woody 

 consistency and hangs out to the right or left, according to 

 the side most affected. It is cut and lacerated by the molar 



