Archive image from page 335 of The pathology and differential diagnosis The pathology and differential diagnosis of infectious diseases of animals differentpathology00moorrich Year: 1908 312 ACTINOMYCOSIS The lesion may spread to the pleurae and even reach to the surface of the bod}- by penetrating through the thoracic wall. The bronchial glands and the mucosa of the air passages may also become affected. 7. hi other organs. Actinomycosis has been reported rarely as attacking the udder, spermatic cord, brain, spleen, liver, muscle, diaphragm, peritoneum, inguinal glands, vagina, uterus and c


Archive image from page 335 of The pathology and differential diagnosis The pathology and differential diagnosis of infectious diseases of animals differentpathology00moorrich Year: 1908 312 ACTINOMYCOSIS The lesion may spread to the pleurae and even reach to the surface of the bod}- by penetrating through the thoracic wall. The bronchial glands and the mucosa of the air passages may also become affected. 7. hi other organs. Actinomycosis has been reported rarely as attacking the udder, spermatic cord, brain, spleen, liver, muscle, diaphragm, peritoneum, inguinal glands, vagina, uterus and cervical vertebrae. Assmann has recently summarized the literature on the dissemination of the lesions and has concluded that general- FiG. 78. r/iotograph 0/a portion of a coic's tting, shoicing area of acti)wniycotic tissue surrounded by a wall of connective tissue. Natural size. ized actinomycosis is not rare in occurrence. He gives a de- tailed description of eleven cases in cattle and hogs. It is stated by Salmon that in England the disease ap- pears most often in the tongue, in Denmark the soft parts of the head are affected most frequently, while in some parts of Germany it is most frequently found in the pharynx. In the United States it usually appears in the lower jaw. In man as in cattle, the appearance of the lesions varies according to the part infected. In some cases the lesions closely resemble those of chronic inflammation but in others, such as the liver


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