Changes

==Clinical Signs==

==Clinical Signs==

Generally pigs suffer from anorexia, weight loss, reluctance to move, dehydration, periorbital and conjunctival swelling (chemosis) and purulent/serous occular discharge and corneal opacity.  The virus also causes neurological signs including tetraparesis, opisthotonus, dysmetria, proprioceptive disorders, tremors, nystagmus   

'''Generally''' pigs suffer from anorexia, weight loss, reluctance to move, dehydration, periorbital and conjunctival swelling (chemosis) and purulent/serous occular discharge and corneal opacity.  The virus also causes neurological signs including tetraparesis, opisthotonus, dysmetria, proprioceptive disorders, tremors, nystagmus   

mydriasis, blindness, decreased or absent menace response and respiratory signs; tachypnea, dyspnea, and open mouthed breathing.

mydriasis, blindness, decreased or absent menace response and respiratory signs; tachypnea, dyspnea, and open mouthed breathing.

In addition it affects different age group and sexes in the following ways:

In addition the virus affects different age group and sexes in the following ways:

'''Piglets:'''

'''Piglets and Weaners:'''

The disease casues changes in hair coat (dull/rough), enlarged distended bladder and  constipation/reduction in faces or diarrhoea in piglets.

Piglet and weaners suffer from prostration, hind limb stiffness, generalised weakness, muscle facsiculations, retarded growth, depression, excitation, head pressing, circling, hyperaesthesia, abnormal behaviour/aggression and coma. In piglets the disease also causes changes in hair coat (dull/rough), enlarged distended bladder and  constipation/reduction in faces or diarrhoea.

The disease Nervous disorders, corneal opacity and reproductive failure in sows and

The disease causes reproductive failures such as abortion, stillborths, infertility, small litters and mummification in sows.

In the boar it casues male infertility, lack of libido, haemospermia, and orchitis with epidydimitis and swelling of the genitals.

In the boar it casues male infertility, lack of libido, haemospermia, and orchitis with epidydimitis and swelling of the genitals.