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''Acute Virus (Africa)''
*Clinical Signs:
**Nasal discharge, diarrhoea, reddening of the skin
*Death within 7 days
*PM: widespread internal hemorrhage
''Subacute Virus (Europe)''
*PM: Petechial hemorrhages may be seen under kidney capsule
*Mortality: 30-70%
*Survivors may lose body condition, have skin ulcers and joint swelling
=Epidemiology=
*Can persist on infected premises for months
*Subacute recovered pigs become antibody-positive carriers
*Transfer:
**Africa: vertical transfer between '''soft ticks'''
**Europe/Africa: '''direct contact''' with carrier pigs, '''aerosol''', infected swill, etc.
=Diagnosis=
*Mortalities with widespread hemorrhage, particularly in lymph nodes
*Test to distinguish from [[Classical Swine Fever]] and [[Porcine Circoviruses]]
*Immunofluorescence
*PCR
=Control=
*No vaccine is available
Prevention:
*Boiling swill
*Isolation of sick pigs, domestic pigs from wild pigs
*Keep pigs on concrete, not soil (to lessen tick contact)
[[Category:Asfarviridae]]
[[Category:Asfarviridae]]