min qu COPY Flashcards
Definition of animals suspected of being infected with anthrax ?
Suspected of being infected:
* Were in contact with animal died of, diseased in or suspicious to anthrax within 20 days before the confirmation.
- Consumed feedstuffs or water of the same origin as feedstuffs or water of animal died of, diseased in or suspicious to anthrax.
- Grazed on a pasture infected with anthrax without vaccination carried out min 2 weeks- max 6 months before.
Q
4. Official measures in case of animals suspected of being infected with anthrax ?
- ** Official measures in case of animals suspected of being infected with anthrax **
Animals suspected as being infected:
* Vaccination + 14 days observation period
* Cattle + horse: taking the temperature every day
* Sheep + goat + pig: Daily observation
* In case of fever or CS: treatment (change status to suspected to be diseased)
*milk: heat treatment
*dispose of the carcuse: prohibition of use and sale & porcessing in disposal plant.
*manure, bedding material,feedstuffs: separation &incineration/burial
Official measures in infected areas following eradication of anthrax
Infected area:
* pasture/other area where anthrax was confimed/was origin of infection
* village, farm, holding where anthrax was confirmed
* burying ground or pond
Measures
* fence
* no grazing, feedstuff production
* **only vaccinated **animals can be kept there
-FOR MIN. 25 YEARS
- Definition of officially brucellosis free bovine herd
**8. Definition of officially brucellosis free bovine herd **
No clinical signs (for min 12 month)
No vaccination(3 years)
All animals >12 months:
2 serological tests (6-12 months interval)
All introduced animals must be from officially free herds or tested (within previous 30 days)
Regular testing (yearly)
General measures:
Isolation of the holding,
biosecurity,
lab examinations and records of them,
isolated calving,
control of movement of vehicles,
control of the dogs and cats on the holding etc.
Public health measures for brucellosis
- notification to state medical service
- informing keeper/owner (pregnancy)
- personal disinfection
- protective clothes, gloves, footwear
- -control of products
- Definition of positive single intradermal tuberculin test ?
9. Definition of positive single intradermal tuberculin test
Positive reaction:
If clinical signs are observed (after 72 h?)
or there is an increase of 4 mm or more in the thickness of the fold of skin at the injection site.
- Definition of negative single intradermal tuberculin test ?
**10. Definition of negative single intradermal tuberculin test **
Negative reaction:
* if only limited swelling is observed,
with an increase of not more than** 2 mm** in the thickness of the fold of skin
* without clinical signs such as
diffuse or extensive oedema,
exudation,
necrosis,
pain or inflammation of the lymphatic ducts
in that region or of the lymph nodes
- Definition of tuberculosis free bovine herd ?
13. Definition of tuberculosis free bovine herd
* No clinical signs(min 12 months)
* All animals >6 weeks: **Two ** official intradermal tuberculin tests
* 1st: 6 months after removal of the infected animals
* 2nd: 6-12 months later
* Animals introduced from officially free herds or tested (within 30 days)
* Meat inspection/lesions: Compulsory investigation
* 2 Yearly TB testing of all animals over 12 months
* General measures:
Isolation of the holding,
record of comperative lab examinations,
control of movements of visitors, animals, vehicles,
control of dogs and cats on the holding etc. )
Public health measures in case of bovine tuberculosis
- notification to state medical service
- informing keeper/owner
- -personal disinfection
- protective clothes, gloves, footwear
- control of products
Country free from CBPP infection wo/ intermediate steps
- continuously free for last continuously free for last 10 years
AND - no vaccination for at lest 10 years
- no CS/PM signs for at least ** 10 years**
- adequate disease surveillance and reporting system
- use of diagnostic procedures capable of differentiating ** mycoplasma mycoides** from other ** bovine mycoplasma ** diseases
Re-establishing CBPP infection-free status
2 years from the date of last case
* demonstrate that outbreak did not represent endemic infection and that the disease is eradicated by the means taken
When the presence of blue tongue officially confirmed, measures
Official veterinary shall implement:
1. Slaughter necessary to prevent extension of the epidemic
2. Destruction, elimination, incineration or burial carcasses of slaughtered animals
3. Extend measures of official surveillance and movement restriction to holdings located within a radius of 20km around the infected holding/holdings
4. Implement vaccination or other alternative measures if necessary
5. Epidemiological survey
Recovery of FMD-free status without vaccination
- control and eradication measures laid down for protection and surveillance zones have been effective and may be lifted
- at least 3 months have elapsed after last recorded outbreak
Recovery of FMD-free status if vaccination has been used
- control and eradication measures laid down for protection + surveillance zones have been effective and may be lifted
- at least 3 months have elapsed since slaughter of last vaccinated animal and serological surveillance has been carried out
OR - at least 6 months have elapsed since the last outbreak of FMD or completion of emergency vaccination
national reference lab
contingency plan
real time alert vaccine exercises
antigen & vaccine banks
the feeding of catering waste to animals of susceptible species is porhibited
- Maintanance of IBR-virus free status in bovine herd?
** 16. Maintanance of IBR-virus free status in bovine herd?**
* all animals over 6 months of age : tested in every 12 months
* animals for slaughter: test before transport for slaughter
* dairy herd: milk test in every 6 months
* aborted animals: test 3-6 weeks after abortion
* only animals originating from free herds are introduced (test: 2x, 21 days interval)
* negative sero test results on blood/milk/meat juice from all >24 m
Protection zone in case of African horse sickness
- min. 12 months
- min. radius of 100 km
- taking into account of epidemiological, geographical + climate conditions
- inform public about restrictions
- disinsectisation
- visit all holdings keeping equidae, take sample
- horse movement: only for emergency slaughter
Surveillance zone in case of African horse sickness
- min. 12 months
- min. radius of 50 km
- taking into account of epidemiological, geographical + climate conditions
- inform public about restrictions
- disinsectisation
- visit all holdings keeping equidae, take sample
- horse movement: only for emergency slaughter
- vaccination is prohibited
Official confirmation in case of African horse sickness
- inform public about restrictions
- killing of infected horses
- disposal of carcass + animal waste
- strict disinfection
- 20 km zone: official surveillance, obligatory vaccination, lab. examination of dogs, killing diseased dogs
- epizootic inquiry
- take into account epidemiological, geographical + climate conditions
Public health measures in case of glanders
- notification to public health service
- informing keepers
- protective clothes, personal disinfection
- no treatment of infected animals
- SD (suspected of being diseased): treatment only by vet
Animals diseased with glanders
- typical clinical signs
- non-typical CS but *+ immunodiagnotic test
- no CS but repeated immunodiagnostic test is +
animel suspect to being contaminated with glanders
-
Direct / indirect contact with disesed or suspected to be diseased equida in the past 180 day
* no CS but repeated immonpdiadnostic test inconclusive
Measures in protection zone for CSF
min. radius of 3 km
Shall continue until:
* cleaning and disinfection
* All pigs on holding tested undergone clinical and laboratory examination in order to detect posible pressence of CSF virus
* the examination shall not take place before 15 days after all perlimilary cleaning &disinfection on the infected holding
Rules for repopulation in case of CSF
- min. 30 days after completion of cleaning + disinfection
- open-air holdings: full repopulation may take place only if **none **of sentinel pigs have **developed antibodies **against virus
- Use of vaccination in case of confirmation of classical swine fever?
**23. Use of vaccination in case of confirmation of classical swine fever **
The use of preventive classical swine fever vaccines is prohibited
The Member State concerned may submit an emergency vaccination plan to the Commission for both farm pigs and feral pigs
MUST use marker vaccine.
Makes it distinguishable from natural infection
- Definition of Aujeszky disease infection free swine herd ?
**24. Definition of Aujeszky disease infection free swine herd **
No infections for 2 years
Epidemiological conditions (e.g. isolation, controlled movements, laboratory examinations, records)
No vaccination for 12m
Testing of all breeding sows and boars and representative sample of fattening pigs
Insemination or natural breeding with negative semen/boars
Regular testing/control in Aujeszky disease-free large -scale holdings
- all boars: every 6 m
- sow: 20-50% every 6 m
- representative sample of fattening pigs
- AI center - testing every **6m
- Definition of animals suspected of being contaminated with equine infectious anaemia ?
**26. Definition of animals suspected of being contaminated with equine infectious anaemia **
- Kept with diseased or suspected of being diseased animals within 90 days
- No clinical signs but 2 inconclusive tests
or 1 positive serology test (21 days time interval)
Control measures in case of EIA
- isolation,housing in stable ,disinsectisation
- diseased, infected: slaughter at slaughterhouse
- suspected of being diseased:
- movement restriction, observation
- clinical + serological exam. every** 3 week**
Control measures for suspected of being contaminated with EIA
- movement restriction
- diagnostic exam** every 3 week**
- min. 90 days
transport: close vehicle authorized to slauhterhouse
unloding: **offical veterinary **chack, strict disinfection of vehicle
pasturing - infected pasture 6 m
lift restriction: no equidea, strict disinfection, disinisectisation
Measures in large-scale holdings in case of Teschovirus
- all diseased and ** suspected of being diseased** pigs : killed on the spot
- suspected of being contaminated: observation for 40 days - if slaughtered: heat treatment
- slaughter: removal of intestinal tract, intact nervous system
- heat treatment: 70C for 20 min.
Measures in small - scale holdings in case of Teschovirus
- all diseased and suspected of being diseased pigs: killed on the spot
- suspected of being contaminated: saparted slaughtered: heat treatment
- no pig may reamained in the farm
- slaughter: removal of intestinal tract, intact nervous system
– heat treatment: 70C for 20 min.
Definition of DIVA in avian influenza
- vaccination strategy that enable differentiation btw vaccinated/infected and vaccinated/non-infected animals through application of diagnostic test detects antibodies against field virus and use of non-vaccinated sentinel birds
Preventative measures of duck viral enteritis
- no free keeping on natural waters during 2 weeks before egg-laying period
- infected natural water: no susceptible birds for 2 years, vaccinated broiler ducks
- breeding and broiler flocks shall not be kept together
rabid animal
an animal in witch unquestionable labratory test have confiremd rabis
FAT, cell culture or mouse inoculation - cannot obtain sample from live animal, can only do once dead
- Definition of potentially rabid animal ?
**29. Definition of potentially rabid animal **
* An animal that shows symptoms of the disease, or
* An animal that is symptomless, but has been bitten by a potentially rabid animal, or
* A wild mammal that behaves strangely or that attacks humans
- Official measures with potentially rabid animals ?
32. Official measures with potentially rabid animals
The potentially rabid domestic animal or susceptible animal kept in captivity shall be killed or, upon the animal keeper’s request, put **under official monitoring for 90 days if the conditions of such monitoring can be ensured without any problem.
The animals showing clinical symptoms shall be inspected daily, while the animals not showing clinical symptoms shall be inspected weekly.
The potentially rabid stray or wild animals shall be killed** and the offical veterisrian shall be informed without delay.