Patho GIT

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Schwein Darmerkrankungen Bakterien 

Coli-Diarrhea

Enterotoxic E. coli

Macroscopically: severe dehydration, watery Diarrhea, hyperemic intestinal wall, normal mukosa (secretory Diarrhea)

Ödema disease

STEC

Ödema in subkutis, stomach wall, mesocolon, gall bladder, brain, other organs

 

Coli Enteritis

Enteropathogenic E. coli (EPEC), Attaching effacing E. coli (AEEC)

Macroscopically: Enteritis but sometimes not visible

Histo: superficial nekrosis of small intestinal epithelium

Necrotizing enteritis

Clostridium perfringens type C

Macroscopically:Segmental hemorrhagic nekrosis of jejunum in acute phase, or fibrinous jejunitis in subacute cases

 

Salmonellosis

Salmonella sp.

Macroscopically: ulzerativ-nekrotizin to fibrinous enteritis/colitis, button ulcers, rectal stricture possible

Porcine intestinal adenomatosis

Lawsonia intrazellularis

Macroscopically: thickening of small and/or large intestinal mucosa, sometimes hemorrhagic necrosis or fibrinous psudomembranes on mucosa

Dysenterie

Brachyspira hyodysenteriae

Macroscopically: ulcerative lesions in Colon, sometime hemorrhagic

 

Spirochaetose

Brachyspira pilosicoli

Macroscopically: ulcerative lesions in Colon

Clostridium difficile infektion

C. difficile

Macroscopically: edema im mesocolon

Histo: ulcerative (“volcano”) lesions in colon

Mycobacteriosis

Mycobacterium avium subsp. avium

Macroscopically: thickened mucosa and enteric lymph nodes in small and/or large intestine, if spread disseminated white foci in liver (granulomas)

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