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''Campylobacter fetus'' is a species belonging to the genus [[Campylobacter species- Overview|''Campylobacter'']].
 
''Campylobacter fetus'' is a species belonging to the genus [[Campylobacter species- Overview|''Campylobacter'']].
 
''C.fetus'' can cause sporadic abortion in cows and sheep and is the cause of 10% of ovine abortions in the UK.  
 
''C.fetus'' can cause sporadic abortion in cows and sheep and is the cause of 10% of ovine abortions in the UK.  
The bacteria is an enteric organism of sheep, goats and cattle and is spread by faecal-oral transmission. The ingestion of ''C.fetus'' during last trimester of pregnancy causes a bacteraemia.
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The bacteria is an enteric organism of sheep, goats and cattle and is spread by faecal-oral transmission. The ingestion of ''C.fetus'' during last trimester of pregnancy causes a bacteraemia.
 
The bacteria can reach the uterus and necrotic placentitis causes late abortion, still birth or weak lambs. Aborted lambs may have round necrotic lesions on the surface of their liver.
 
The bacteria can reach the uterus and necrotic placentitis causes late abortion, still birth or weak lambs. Aborted lambs may have round necrotic lesions on the surface of their liver.
 
Aborting ewes are therefore a source of infection for vulnerable animals and up to 20% of a flock may abort.
 
Aborting ewes are therefore a source of infection for vulnerable animals and up to 20% of a flock may abort.
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==Diagnosis==
 
==Diagnosis==
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The presence of ''C.fetus'' may be diagnosed by; hepatic lesions in lambs; the presence of organisms in the foetal abomasum and isolation and identification of the bacteria.  
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The presence of ''C.fetus'' may be diagnosed by; hepatic lesions in lambs; the presence of organisms in the foetal abomasum and isolation and identification of the bacteria.  
    
==Treatment and control==
 
==Treatment and control==
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