. Animal parasites and parasitic diseases . Domestic animals; Veterinary medicine. 166 PARASITOLOGY. Afiimals Infested.—The ox, sheep, pig, etc. Parts Infested—Liver, sometimes the lungs. The writer has noted one case of Hepatic Distomiasis in a pig; four specimens of the Distoma Americanus were found. Conditions Produced.—The larval fluke upon being taken into the stomach on grass is liberated by the dissolving of the gelatinous capsule enclosing it. It finds its way to the liver through the hepatic duct and finally becomes stationary in a small bile duct; or it may penetrate the duct and bec
. Animal parasites and parasitic diseases . Domestic animals; Veterinary medicine. 166 PARASITOLOGY. Afiimals Infested.—The ox, sheep, pig, etc. Parts Infested—Liver, sometimes the lungs. The writer has noted one case of Hepatic Distomiasis in a pig; four specimens of the Distoma Americanus were found. Conditions Produced.—The larval fluke upon being taken into the stomach on grass is liberated by the dissolving of the gelatinous capsule enclosing it. It finds its way to the liver through the hepatic duct and finally becomes stationary in a small bile duct; or it may penetrate the duct and become lodged in. Fig. 64—Distoma Americanus. a, Oral sucker. b, Ventral sucker. c, Intestine the tissue outside. It here forms a cyst which varies in size up to a hen's egg. The outer surface of the liver presents the appearance of black prominent elevations. Upon section of these tumefactions they are found to contain a cavity within, which is filled with a chocolate-colored fluid and some debris, and in the older cysts some earthy material. One or more flukes are found in each cyst. The portal lymph glands, that lie against the posterior surface of the liver at a point where the portal vein. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Kaupp, Benjamin Franklyn, 1874-. Chicago : A. Eger
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