Term
What type of multocida is Avian Pasturella? |
|
Definition
|
|
Term
What are the three major causes of waterfowl mortality? |
|
Definition
Avian botulism Lead poisoning Avian pasturella |
|
|
Term
What animals has avian pasturella been isolated in? |
|
Definition
domestic mammals wildlife mammals domestic poultry waterfowl |
|
|
Term
When can birds obtain avian pasturella? |
|
Definition
Any age, any time of their life cycle Any time during the year diff location can be predicted by migration routes of waterfowl |
|
|
Term
What is considered the most common infectious disease among wild north american waterfowl? |
|
Definition
Fowl cholera or fowl pasturella |
|
|
Term
Are scavengers affected by fowl/avian pasturella(cholera)? |
|
Definition
They end up dying from this disease |
|
|
Term
For fowl (avian) cholera, what is the seasonality that it is most commonly found in? |
|
Definition
This disease is seen most commonly in the winter to early spring but occurs anytime |
|
|
Term
For fowl(avian) cholera, what are two major disease factors? |
|
Definition
Decreased wetlands and overcrowding |
|
|
Term
How is Avian cholera transmitted? |
|
Definition
It is highly infectious and spread by 1. bird to bird contact 2. Ingestion of contaminated food and water 3. Scavenging carcasses of dead birds 4. Aerosol(with water-birds flying onto or off water) |
|
|
Term
What are the signs and symptoms of fowl cholera? |
|
Definition
Rapid death (Can occur within 6-12 hours) |
|
|
Term
How is Avian cholera spread? |
|
Definition
Carrier birds spread this disease when overcrowded in winter over sites |
|
|
Term
What are field signs that fowl cholera is in the area? |
|
Definition
Dead, not sick birds are found with good body conditions |
|
|
Term
What is frequently seen in avian cholera during necropsy? |
|
Definition
peticheal hemorrhages on the heart, liver and GI tract. |
|
|
Term
How is avian cholera diagnosed? |
|
Definition
~Tissue samples (bone marrow-bacteria persists several weeks to several months) ~Bacterial culture and isolation ~whole carcass for necropsy and bacterial isolation |
|
|
Term
How can avian cholera bacteria survive? |
|
Definition
~pond water remains infected for 3 weeks after dead birds removed ~Bacteria survive in the soil for 4 months ~bacteria survive in decaying bird for 3 months |
|
|
Term
How can fowl cholera controlled? |
|
Definition
Carcasses are collected and incineratied vaccinations |
|
|
Term
How is avian cholera treated? |
|
Definition
~vaccinations and antibiotics in canada goose ~endangered species can be trapped and immunized ~large scale waterfowl vaccination programs are current but not practical |
|
|
Term
What are the three categories that diseases of wild mammals usually fall into? |
|
Definition
~Localized abscesses ~Respiratory diseas ~Septicemia |
|
|
Term
|
Definition
Not zoonotic, through bite wounds or passage of bacteria into wounds would be a possible means of infection. |
|
|