DISEASES OF SWINE AND OTHER ANIMALS. 



105 



Post-inorfcni examination. — Blood: Dark colored; contained ino\Tiig bacteria. 



Digestive organs: Tongue sound. Tonsils unusually red in their openings. 



Submaxillary and guttural lymphatic glands : Of a dark red, merging to a dirty yellc«v. 



Fefitoneum : With considerable reddish-brown eftusion and bands of recently formed 

 false membrane. The liquid coagulates on exposure. Under the microscope (No. 10 

 Hartnack) it is seen to contain numerous moving bacteria, also others less active, and 

 two or four segmented chain-like. 



Stomach: Full; sour. Great curvature mottl/sd red and brown. 



Small intestines : Has considera'ble tracks of deep congestion. It contains much mu- 

 cus, and ten ascarides. One ascaris extended into the gall-duct and aa far as the 

 center of the right lobe of the liver ; a second extended into the middle hepatic lobe. 

 The pressure of these had led to a considerable dilatation of the bile-duct just above 

 its jimction with the cystic duct. . 



llio-ccEcal valve : Very black, with its follicles enlarged and filled with a, yellowish 

 product. The whole length of the large intestine is black from deep pigmentation of 

 its mucous membrane, which is, besides, greatly thickened and puckered. Both con- 

 ditions imply former active inflammation. 



The rectum : Of a dark grayish red ; had several caseous deposits under its mucous 

 membrane. 



The mesentery : Contains a yellowish caseous deposit as large as a pea. 



All the lymplMtic glands of the ahdomen are greatly enlarged, jiigmeuted, and in many 

 cases reddened from recent blood-staining. The inguinal lymphatic glands and those 

 of the flank are in a similar condition. 



Liver : Has patches of deeper pui'jde discoloration, especially deep in the center of 

 the acini. Pancreas sound. 



Spleen : Shrimken with puckered edges, and whitish thickening of its proper capsule. 



Kidneys: Vascular, congested and softened; corticle part dull brownish yellow. 

 Medullary, more or less i^urple, with deeper shades in lines radiating from the papillae. 



Respiratory organs : Margin of epiglottis bears a blue patch, surrounded by ramified 

 redness. Bronchi and bronchia sound. 



Lungs: Of varying shades of light pink in the lobules, excepting one or two, 

 which are of a dark red. The interlobular spaces are of a deep blood-red color, 

 giving a dark marbling over the entire surface. Right pleura contains a little effusion 

 with thTead-Mke false membranes, and the same bacteria named as existing in the 

 peritoneum. 



The axillary prepectoi'al, internal pectoral, hronchiwl, and sul)-do7-sal lymphatic glands 

 were enlarged, jiigmented, and in some cases blood-stained. 



The heart bore some purple discolored spots on the internal lining. 



Experiment No. 3. 

 Poland China pig, v.ine weeks aid. 



Post-mortem examination ilie same afternoon. — Shin : Presented little change. 



Digestive organs : Mouth sound, fauces and pharynx of a deep blue color, irremova- 

 ble by pressure. v 



Stomach : A portion of about an inch square of a deep red, and with an abimdant 

 gclatiniform exudation under the mucous membrane. 



