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FAD

FAD. Simon J. Kenyon Ross University. FAD Myths. FADs are a problem for large animal veterinarians FADs look like the pictures USDA/APHIS/VS doesn’t like false alarms It can’t happen to me. Jul Dec 2009. Jan Jun 2010.

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FAD

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  1. FAD Simon J. Kenyon Ross University

  2. FAD Myths • FADs are a problem for large animal veterinarians • FADs look like the pictures • USDA/APHIS/VS doesn’t like false alarms • It can’t happen to me

  3. Jul Dec 2009 Jan Jun 2010

  4.  WHO 2003-9: "An influenza pandemic occurs when a new influenza virus appears against which the human population has no immunity, resulting in epidemics worldwide with enormous numbers of deaths and illness“  WHO 2010: "An influenza pandemic may occur when a new influenza virus appears against which the human population has no immunity" CDC 1997: "The hallmark of pandemic influenza is excess mortality" CDC: "There are some pandemics that look very much like a bad flu season"

  5. MassLive.com

  6. Some recent cases • Screwworm, Sept 2007, Mississippi • Avian Influenza HPAI, 2004 - H5N2 Texas, H7N3 British Columbia • Exotic Newcastle Disease 2003 – California, Texas • BSE, 2003 - 2007 – imported and US bred cattle • Monkey Pox, multi-state, June 2003 • Bluetongue – Montana, Wyoming 2007

  7. Monkey Pox • Imported Gambian Giant Rat • Prairie Dogs • Humans

  8. Screwworm Image from “The Gray Book”, University of Georgia

  9. Screwworm Screwworm - Third instar larvae, Cochliomyia hominivorax

  10. Recent Outbreaks • Exotic Newcastle Disease – California, Texas etc Sept. 2003

  11. Opportunities for Veterinarians • Initial Accreditation Training Course • USDA/APHIS/VS and State Animal Health Depts. • Animal Surveillance Emergency Response Teams (ASERT) • Purdue’s Graduate Certificate Program in Veterinary Homeland Security

  12. www.EDEN.lsu.edu

  13. FMD - Cattle

  14. Vesicles or blisters on tongue, dental pad, or teats

  15. FMD

  16. Hogs and other species – vesicles on coronary band

  17. Hog - Vesicle on snout

  18. Swine Vesicular Disease Vesicular Stomatitis Foot and Mouth Disease Vesicular Exanthema Clinical Comparisons: Snouts

  19. FMD

  20. Swine Vesicular Disease

  21. Sheep – disease may be very mild

  22. Diff. Diagnosis of Vesicular Dis.

  23. Airborne Spread? “O Lausanne 1965”

  24. National Animal Health Laboratories Network (NAHLN) 2003

  25. Proposed Biosafety Level 4 sites • Flora, Mississippi • Athens, Georgia • San Antonio, Texas • Butner, North Carolina Manhattan, Kansas

  26. African Horse Sickness

  27. African Horse Sickness

  28. African Horse Sickness

  29. African Horse Sickness

  30. African Horse Sickness

  31. Avian Influenza

  32. Avian influenza • Natural Host: Waterfowl (ducks, geese etc.) • Domestic species affected • Chickens, ducks, geese, turkeys, guinea fowl, quail and pheasant • Some pet birds Low Pathogenicity (LPAI) High Pathogenicity (HPAI)

  33. Symptoms of HPAI • A lot of birds affected • Dead birds • Very sick birds • Coughing and sneezing • Swollen combs and wattles • Discolored and swollen joints • Diarrhea

  34. Avian Influenza

  35. Avian Influenza Cyanotic Comb

  36. VVND Edema and hemorrhage of the head esp. eyelids

  37. VVND Hemorrhages in proventriculus

  38. VVND Necrosis of cecal tonsil and Peyer’s patches

  39. African Swine Fever Reddening of ears and skin (non-specific)

  40. African Swine Fever Enlarged dark red or black spleen. Note kidney

  41. African Swine Fever Hemorrhagic gastro-hepatic lymph nodes

  42. African Swine Fever Enlarged, hemorrhagic peri-renal lymph nodes

  43. Hog Cholera Conjunctivitis and exudate at medial canthus

  44. Hog Cholera Tonsillar necrosis

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