Changes

'''Aural purulent mucoid discharge''' and increased amounts of wax are present along with a '''foul odour'''.  Pigs can become '''deaf''' and are often found rubbing and scratching their ears.  

'''Aural purulent mucoid discharge''' and increased amounts of wax are present along with a '''foul odour'''.  Pigs can become '''deaf''' and are often found rubbing and scratching their ears.  

Affected animals are in a lot of pain and discomfort and suffer from dysphagia, lymphadenopathy, '''anorexia''', and unthriftiness.  In '''sows'' it can cause '''agalactia, mastitis, abortions, still births''' or '''weak piglets'''.

Affected animals are in a lot of pain and discomfort and suffer from dysphagia, lymphadenopathy, '''anorexia''', and unthriftiness.  In '''sows''' it can cause '''agalactia, mastitis, abortions, still births''' or '''weak piglets'''.

Neurological signs include head tilt, circling, '''tremors''', nystagmus, strabismus, decreased or absent menace response, ptosis, miosis or meiosis, photophobia, headshaking, opisthotonus, facial paralysis, '''paraparesis''' and '''ataxia'''. Further occular signs associated with this disease is '''corneal oedema''' and '''ulceration'''.  

Neurological signs include head tilt, circling, '''tremors''', nystagmus, strabismus, decreased or absent menace response, ptosis, miosis or meiosis, photophobia, headshaking, opisthotonus, facial paralysis, '''paraparesis''' and '''ataxia'''. Further occular signs associated with this disease is '''corneal oedema''' and '''ulceration'''.

==Diagnosis==

==Diagnosis==