The Pathology and Differential Diagnosis of Infectious Diseases of Animals (Paperback)

This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated.1902 Excerpt: ... CHAPTER III. DISEASES CAUSED BY BACTEBIA-GENTJS BAOTEBITJM. SWINE PLAGUE OR INFECTIOUS PNEUMONIA IN SWINE. 43. Characterization. Swine plague is an infectious disease of swine occurring sporadically and in epizootics. It appears usually as a septicaemia or a pneumonia in which there is marked consolidation of the ventral and cephalic lobes and the cephalic portion of the principal lobe of one or both lungs. There may or may not be pleuritis. There may be marked changes in the intestine, consisting of superficial necrosis of the mucosa especially in the ileum and caecum. On this account it has been considered an infectious pneumoenteritis. It is identical with the disease known in Germany as Sehweineseuche. 44. History. In 1886, Smith found in a pig in the state of Illinois a disease which differed from hog cholera and from the lesions he isolated a bacterium which differed from that of hog cholera. Later other cases of this disease were found in considerable numbers not only in the state of Illinois but in various places in the eastern part of the United States. Prior to this Loeffler, in Germany, had described an organism which he had found to be the cause of an infectious pneumonia in swine (Schweineseuche) and with which Smith was able to identify the organism he had discovered. The first publication on this disease in the United States is in the Annual Report of the Bureau of Animal Industry for 1886. Smith described swine plague as an independent disease, although it is often associated with hog cholera in the same For an explanation of the confusion existing concerning the nomenclature of swine plague and hog cholera see hog cholera. animal. On account of its frequent association with hog cholera, it has been thought by some investigators, more...