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| ===Pathology=== | | ===Pathology=== |
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− | Hemorrhagic enteritis with ulceration of the mucosa is the major lesion in all species. Grossly, the affected portion of the intestine is deep blue-purple and appears at first glance to be an infarction associated with mesenteric torsion. Smears of intestinal contents can be examined for large numbers of gram-positive, rod-shaped bacteria, and filtrates made for detection of toxin and subsequent identification by neutralization with specific antiserum
| + | On post-mortem examination, segments of the intestines appear dark red-purple and distended, and show mucosal ulceration<sup>3, 6</sup>. The peritoneal fluid is blood-stained and liver may be pale and friable. The kidneys are often englarged<sup>3</sup>. |
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− | watt: Diagnosis on post mortem examination is
| + | Histologically, numerous gram-positive rods are present in intestinal smears and scrapings<sup>3, 6</sup>. |
− | usually obx ious with areas of the small intestine markedly
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− | hy peraemic and with characteristic ulceration of the mucosa.
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− | (Disease presentinig similar lesions has been described involving
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− | Cl wet1ihil type C.)
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− | sargison At postmortem examination. localised
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− | areaLs ot the intestinies appear dark red and distended,
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− | with ulceration otl the mucosa and serous, blood-stained
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− | peritoneal fluid. The liver may be pale and friable and
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− | the kidnieys enlarged. Numerous Gram-positixe rods are
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− | present in smears from intestinal scrapings. | |
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| ==Treatment== | | ==Treatment== |