Avian IV

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Author:
HLW
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150719
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Avian IV
Updated:
2012-04-28 15:54:26
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Avian IV
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Avian IV
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  1. How do you control infectious bronchitis?
    Vx (ML or Inactivated) used in hens
  2. What is an acute viral respiratory disease of chickens, pheasants, and peafowl, characterized by dyspnea, and expectoration of bloody exudate?
    infectious laryngotracheitis
  3. How is infectious laryngotracheitis spread horizontally? 4
    • Stress-induced
    • Feathers
    • Exudate
    • mechanical
  4. What is a herpesvirus, susceptible to heat and disinfectants, highly infectious, easily spread by vehicular and people traffic, latent infections?
    laryngotracheitis
  5. C/S of infectious laryngotracheitis? 5
    • Dyspnea/Head extended
    • Coughing
    • Ocular Discharge
    • Swollen sinuses
    • Bloody mucous
  6. What are the lesions of infectious laryngotracheitis? 2
    • Mucoid bloody exudate
    • Casts in the trachea/bronchi
  7. How do you diagnose infectious laryngotracheitis? 4
    • Signs & Gross lesions
    • Histopath
    • Virus isolation
    • PCR
  8. What is an obligate intracellular bacterium, propagated in live cells, high and low virulece strains, transmissed by nasal, fecal, dust, and insect vectors?
    chlamydiophyla psittaci
  9. What is the incubation period of chlamydiosis?
    5-10 days
  10. C/S for chlamydiosis? 3
    • Emaciation
    • Nasal/Ocular discharge
    • Feces in vent feathers
  11. What are the lesions of chlamydiosis? 4
    • Hepato/Splenomegaly
    • Fibrinous exudate in air sacs/Pericardium
    • Pneumonia
    • Enteritis
  12. How can you treat chlamydiosis? 3
    • Chlortetracycline in feed
    • Oxytetracycline IM
    • Doxycycline IM, IV, feed
  13. C/S for mycoplasma gallisepticum? 3
    • chronic respiratory disease
    • Air sacculitis
    • Polyserositis
  14. Mycoplasma synoviae (MS) occurs in... 2
    • Chickens
    • Turkeys
  15. C/S for Mycoplasma meleagridis (MM) 2
    • Embryonic mortality
    • Air sacculitis
  16. How is Mycoplasma gallisepticum transmitted? 2
    • horizontal - direct contact with carrier birds.
    • Vertical - egg transmission
  17. Wryneck in turkeys is caused by:
    M gallisepticum
  18. C/S for Mycoplasma gallisepticum? 5
    • Upper respiratory mucosa
    • Air sacculitis
    • Meningitis
    • Concurrent infections with E. coli)
    • Wryneck (Turkeys)
  19. What is the most common pathogen of poultry transmitted by oral and respiratory routes?
    E. coli
  20. How do you prevent or control E. coli infections in birds? 3
    • Min Stress
    • Clean Water
    • E. coli vaccines
  21. What is the agent of infectious coryza?
    avibacterium paragallinarum
  22. C/S of coryza: 3
    • Nasal discharge
    • Facial edema
    • Conjunctivitis
    • (chronic disease complicated by secondary infections)
  23. How is infectious coryza transmissed?
    Horizontal
  24. Coryza is found in what types of production? 2
    • Backyard
    • Live bird markets
  25. Birds infected with infectious coryza often are co-infected with?
    mycoplasma
  26. DDx for infectious coryza: 4
    • Mycoplasmosis
    • Newcastle
    • Infectious bronchitis
    • Pox
  27. What is the agent of fowl cholera?
    Pasteurella multocida
  28. Fowl cholera Tx? 3
    • Tetracyclines
    • Sulfonamides
    • Fluoroquinolones
  29. Agents=> aspergillosis? 3
    • Aspergillus fumigatus
    • A. flavus
    • A. niger
  30. Why must you wear a mask in necropsy of a bird with aspergillosis?
    Fungal spores in the air sac
  31. What is the treatment of aspergillosis?
    • cull affected birds
    • No Vx

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