Porcine Flash - African Swine Fever Flashcards
what is the most common form of african swine fever?
acute form - 100% mortality, high fever over 105, hemorrhages, & death
what animals have no clinical signs when infected with african swine fever?
warthogs
how do we think feeding practices cause transmission of african swine fever in pigs?
swill feeding domestic pigs contaminated pig remnants
how is african swine fever transmitted?
close contact between domestic pigs & wart hogs, or from infected ticks
african swine fever is clinically indistinguishable from what other disease?
classical swine fever
what is seen on necropsy & histopathology taken from a pig with african swine fever?
very hemorrhagic - best sample is tonsils
other options - kidney, spleen, lymph nodes, & whole EDTA blood
blue-ish purple skin, bloody froth, bloody feces, hemorrhagic thoracic/abdominal fluid, & widespread hemorrhage & congestion of internal organs
how is african swine fever diagnosed?
field diagnosis made based on clinical signs & followed by lab testing - if suspected, report immediately
samples sent only to authorized state lab with secure shipping
what test can detect the virus causing african swine fever before clinical signs are present?
PCR done on tonsil scraping
what is the treatment used for african swine fever?
no treatment - devastating economic consequences, 100% mortality with acute form
quarantine farm - slaughter all, burn or bury corpses
how is african swine fever prevented?
strict biosecurity & sanitation protocols & important restrictions on pigs & pork products
never feed pigs undercooked garbage (swill) or pork products
