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
* The gut is blown and distended with foamy ,bloody contents.
* The gut is blown and distended with foamy ,bloody contents.
Line 35:
Line 35:
* Haemorrhage.
* Haemorrhage.
* Influx of inflammatory cells in the lamina propria and submucosa.
* Influx of inflammatory cells in the lamina propria and submucosa.