BEEF MEASLES. 



Id 



value. These are confined to rendering it ini})0SHil)le for animals to ingest 

 eggs of the Tcenia solium. 



Cysticercus disease is rare in the north, centre, and east of France, 

 and in districts where animals are reared in confinement. It is commoner 

 where pigs are at liberty, such as Limousin, Auvergne, and Perigord. It 

 is frequent in North Germany, where the custom of eating half-cooked 

 meat contributes to the propagation of Tcenia solium. It is also frequent 

 it Italy. 



BEEF MEASLES. 



Causation. The disease of beef measles is due to the penetration 



m 



M^M-' 





j\i:^ 



Fig. 38. — Cysticercus ccUnloscc in pork, c. Cysts; v, fibrous 

 tissue capsule wbicli forms around the cyst. 



into the connective and muscular tissues of embryos of the Tcenia scuji- 

 nata, or unarmed teenia of man. 



This disease, unlike that of the pig, has only been recognised 

 within comparatively recent times, and only after Weisse's experiments 

 (St. Petersburg, 1841) on feeding with raw^ flesh was attention drawn to 

 it, although as early as 1782 the Tcenia saginata had been described by 

 Goeze. 



Measles in the ox is rarely seen in France, but is common in North 

 and East Africa. Alix has found it in Tunis, Dupuys and Monod in 

 Senegal, and it is common in the south of Algeria. The disease is due 



