Changes

==Description==

==Description==

Caused by the protozoan parasite [[Neospora|Neospora caninum]] and is the commonest cause of abortion dairy cattle.

Caused by the protozoan parasite [[Neospora|Neospora caninum]] and is the commonest cause of abortion dairy cattle.

It also causes stillborn calves and congenitally infected calves can have encephalomyelitis and paresis. Abortion usually occurs between 5-7 months of gestation but can occur as early as 3 months. Often no other clinical signs are present in the cow.

Stillborn calves can be born from infected dams and congenitally infected calves may be  born with encephalomyelitis. Abortion usually occurs between 5-7 months of gestation but can occur as early as 3 months. Often no other clinical signs are present in the cow.

==Diagnosis==

==Diagnosis==

==Clinical Signs==

==Clinical Signs==

Often infected cattle present with no clinical signs other than abortion. Calves can be born with encephalomyelitis causing various neurological signs. Repeat abortions are often reported in affected animals due to a persistent infection.

Often infected cattle present with no clinical signs other than abortion. Calves can be born with encephalomyelitis causing various neurological signs such as paresis. Repeat abortions are often reported in affected animals due to a persistent infection.

==Laboratory Tests==

==Laboratory Tests==