The Bulletin 7 



ing mucous membrane, with a greenish-yellow center. The outer sur- 

 face of the large and small intestines may be literally covered with 

 bloody spots. Small greenish-yellow ulcers may be seen on the outer 

 surface of both small and large intestines. 



Spleen. — Almost without exception, the spleen or ''milt" is enlarged, 

 dark and soft and covered with small red spots and easily ruptured. 



Kidneys. — When the capsule, or covering of the kidney is removed, 

 dark red spots are seen. Frequently these hemorrhagic spots are so 

 numerous that it reminds one of the speckling of a turkey's egg. Con- 

 gestion and hemorrhagic spots are also detected when the kidney is 

 cut open. 



Figure 2. — -Ulcers (large intestine), chronic form. 



Figure 3. — "Button ulcers" (large intestine), chronic form. 



Bladder. — The inner lining of the bladder may be found congested 

 with numerous hemorrhagic spots on the surface. 



Heart. — -Numerous petechise and hemmorrhagic spots may be found on 

 the heart. 



Lungs. — In well defined cases of cholera small red or hemorrhagic 

 spots may be found on the lungs. Again large, dark, consolidated spots 

 are found, due to congestion and collapse of the lung tissue. In the 

 chronic form pus may be found in the lungs. Sometimes the lungs are 

 adherred to the chest walls and diaphragm. 



Symptoms Usually Found in Well Defined Cases of Hog Cholera. 



Anti-Mortem.. — Lack of appetite, unthrifty, high temperature, emacia- 

 tion, arched back, wobbling gait, red or purple skin along the belly be- 



