. Diseases of cattle, sheep, goats and swine. Veterinary medicine. ECHINOCOCCOSIS OF THE LIVER. 285 Young animals are most exposed to this disease; in adults or aged animals the migration and development of the embryo are more Fig. 126.—Diagram of an echinococcus hydatid, oi, Thick external cuticle ; 'pa, parenchyni (germinal) layer ; c, d, e, development of the heads, according to Leuckart; /, g, h, i, 7c, development of the heads accord- ing to Moniez ; I, fully-developed brood capsule with heads; j)i, the brood capsule has ruptured, and the heads hang into the lumen of hydatid ;
. Diseases of cattle, sheep, goats and swine. Veterinary medicine. ECHINOCOCCOSIS OF THE LIVER. 285 Young animals are most exposed to this disease; in adults or aged animals the migration and development of the embryo are more Fig. 126.—Diagram of an echinococcus hydatid, oi, Thick external cuticle ; 'pa, parenchyni (germinal) layer ; c, d, e, development of the heads, according to Leuckart; /, g, h, i, 7c, development of the heads accord- ing to Moniez ; I, fully-developed brood capsule with heads; j)i, the brood capsule has ruptured, and the heads hang into the lumen of hydatid ; n, liberated head floating in the hydatid ; o, j), q, r, s, mode of formation of secondary exogenous daughter cyst; t, daughter cyst with one endogenous and one exogenous grand-daughter cyst; «, v, x, foi-ma- tion of endogenous cyst, after Kuhn and Davaine ; y, z, formation of endogenous daugliter cysts, after Naunyn and Leuckart; y, at the expense of a head, .?, from a brood capsule; evag, constricted portion of the mother cyst. (After K. Blanchard, 1886.) These embryos perforate the tissue of the liver, become fixed in it, and derive from it the nourishment necessary for their conversion into cystic bladders of varying size, either sterile or fertile. The number of vesicles is rarely large, and when only one or two are. 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 Moussu, Gustave, 1864-; Dollar, Jno. A. W. (John A. W. ). Chicago : American Veterinary Pub. Co.
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectveterin, bookyear1920
