Guide for meat inspectors by Ostertag Robert von 1864-

Author:Ostertag, Robert von, 1864- [from old catalog] & Wilcox, Earley Vernon, 1869- [from old catalog] tr
Language: eng
Format: epub
Tags: Meat inspection. [from old catalog], Cattle
Publisher: New York, William R. Jenkins company
Published: 1915-03-25T05:00:00+00:00

Tuberculous focus on the pulmonary pleura

Posterior mediastinal

glanc"

Fig. 139.—Beef lung with tuberculous foci on the pleura (pearl disease). Anterior and posterior mediastinal glands greatly enlarged.

nodules appear in them. On the other hand, there may be no demonstrable lesions in the organs to which the affected glands belong. For this reason it is important to examine the glands at the points of entrance of the tubercle bacilli.

GUIDE FOR MEAT INSPECTORS

173

The dissemination of tubercle bacilli from one part of the body to another may be brought about by swallowing the virus, by means of the lymph stream, or by means of the blood current.

As a result of swallowing tuberculous virus the glands of the pharynx, intestines and mesentery may become infected.

By means of the lymph stream intestinal tuberculosis may be carried to the peritoneum and thence to the pleura and uterus.

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