1. Flashcards
Define animals suspected of being infected with anthrax.
- Were in contact with animal died of, diseased in/ suspicious to anthrax within 20d before confirmation.
- Consumed feedstuffs/ H2O of the same O as feedstuffs/ H2O of animal died of, diseased in/ suspicious to anthrax.
- Grazed on a pasture infected with anthrax without vaccination.
Definition of animals diseased with anthrax.
- Typical CS.
- Characteristic lesions in the organs (pm, meat inspection).
- Lab findings.
Official measures in case of animals diseased with anthrax.
- Separation:
• Diseased + suspected of being diseased.
• Suspected of being infected.
• Other susceptible animals. - Diseased + suspected of being diseased:
• Immediate treatment.
• Change of feedstuffs, drinking H2O, ø grazing.
Official measures in case of animals suspected of being infected with anthrax.
- Vaccination, 14 days observation:
• Cattle, horse: taking the temp.
• Sheep, goats, Sus: daily observation.
• In case of fever/ CS: treatment.
Official measures in case of confirmation of ASF on a holding.
- All Sus on the holding are killed + carcasses proc.
- All contaminated material ( meat, semem, ova)/ waste must be destroyed, proc/ treated.
- Cleaning + disinfection of all premises, vehicles + equipment under official supervision.
- Meat of Sus slaughtered during the period between the probable introduction of disease to the holding + the taking of official measures shall wherever possible be traced + proc under official supervision.
- Protection zone of radius at least 3 km.
- Surveillance zone of radius at least 10 km.
- Census of all holdings, ban on movement + transport of Sus.
- Movement restriction: products, people + vehicles.
- ø markets, fairs etc.
- Strict cleaning, disinfection + disinsectization.
Official measures in case of confirmation of ASF on a holding where the occurrence of disease has been linked to vectors.
- Restocking shall ø be done for at least 6 yrs unless:
• Specific operations to eliminate the vector from the premises + places where the Sus are to be kept/ can come into contact with the vector have been successfully carried out under official supervision.
• It has been possible to show that the persistence of the vector ø longer represents a significant risk of ASF being transmitted.
Definition of Aujeszky’s disease free Sus herd.
- ø infections for 2 yrs.
- Epidemiological cond.
- ø vaccination.
- Testing of all breeding sows + boars + representative sample of fattening Sus.
- Insemination/ natural breeding with -ve semen/boars.
Definition of officially brucellosis free Bo herd.
- ø CS (for min 6 mnths).
- ø vaccination.
- All animals >12 mnths.
- 2 serological tests (3-12-mnth interval)/ 3 milk tests (3 mnthly interval) + 6 wks later serology.
- Animals introduced: from officially free herds/ tested (within 30 days).
- Regular testing every yr.
- General measures.
Definition of +ve single intradermal tuberculin test.
If CS are observed/ there is an increase of 4 mm/> in the thickness of the skin fold at the inj side.
Definition of inconclusive single intradermal tuberculin test.
ø CS + if the increase in the skin fold thickness is >2 mm + <4 mm.
Definition of -ve single intradermal tuberculin test.
If only limited swelling is observed, with an increase of ø >2mm in the thickness of the fold of skin without CS such as diffuse/ extensive oedema, exudation, necrosis, pain/ inflammation of the lymphatic ducts in that region/ of the ln.
Definition of +ve comparative intradermal tuberculin test.
+ve Bo reaction which is >4 mm greater than that of the avian reaction/ presence of CS.
Definition of inconclusive comparative intradermal tuberculin test.
+ve/ inconclusive Bo reaction, which is from 1-4 mm greater than the avian reaction + absence of CS.
Definition of -ve comparative intradermal tuberculin test.
- A -ve Bo reaction.
* / a +ve/ inconclusive Bo reaction that is =/< +ve/ inconclusive avian reaction + the absence of CS in both cases.
Definition of tuberculosis free herd.
• ø CS.
• All animals >6 wks: 2 official intradermal tuberculin tests.
> 1st: 6 mnths after removal of infected animals.
> 2nd: 6 mnths later/ 60 days after collection from free herds.
• Animals introduced from officially free herds/ tested (within 30 days).
• Meat inspection, lesions: compulsory investigation.
• Yrly tuberculin testing.
• General measures.
Definition of SRM in Bo animals.
- The skull (excluding mandible), including brain + eyes, + spinal cord of animals >12 mnths of age.
- The vertebral column, excluding tail vertebra, transverse proc of Th + lumbar vertebrae, wings of sacrum but including dorsal root ganglia + spinal cord of animals aged >30 mnths.
- Tonsils + the last 4m of the SI, the caecum + the mesentery of animals of all ages
Definition of SRM in Ov + caprine animals.
- Skull including brain + eyes, tonsils, spinal cord of animals aged >12 months/ which have a permanent incisor erupted through the gum.
- The spleen + ileum of animals of all ages.
Definition of “cohort” in case of confirmation of BSE.
- A grp of Bo animals which were EITHER
• Born in the same herd, + within 12 mnths preceding/ following the birth of the affected cattle,
• / reared together with the affected animal at any time during the 1st yr of their life, + which may have consumed the same feed as the affected animal consumed during the 1st year of its life.
Official measures in case of confirmation of CSF on a holding.
• All the Sus on the holding are killed + carcasses rendered.
• Any material ( meat, sperm, ova)/ waste likely to be contaminated is destroyed, rendered/ proc.
• Cleaning + disinfection under official supervision.
• Meat of Sus slaughtered during the period between the probable introduction of disease to the holding + the taking of official
measures shall wherever possible be traced + proc under official supervision.
• Epidemiological enquiry.
Official measures in case of confirmation of CSF in feral Sus.
• Determination of infected area.
• Official surveillance on the Sus holdings in the area.
• Official census.
• Isolation of domestic from feral Sus.
• ø Sus leave/ enter holding without authorization.
• Written plan of measures taken to eradicate disease in infected area.
• Collection of information on the:
> Geographical distribution of the disease.
> Information campaign to increase hunters’ awareness of the measures to be taken.
> Approximate number of feral Sus populations in + around the infected area.
> Method of removal of feral Sus found dead/ shot.
Use of vaccination in case of confirmation of CSF.
- Use of preventative CSF vaccine is prohibited.
- The Member State concerned may submit an emergency vaccination plan to the Commission for both farm + feral Sus.
- Marker vaccine means a vaccine that can elicit a protective immunity distinguishable from the immune response elicited by the natural infection with the wild type virus by means of lab tests.
Definition of animals diseased with EIA.
- Typical CS.
- Non-typical CS but demonstration of the virus +/ or 2 +ve serology (interval: 21 days).
- Patho, histopath.
Definition of animals suspected of being contaminated with EIA.
- Kept within 90 d with diseased/ suspected of being diseased animals.
- ø CS, but 2 inconclusive/ 1 +ve serology (interval: 21 days).
Rules of taking samples in case of FMD suspicion.
- 1g of tissue from an unruptured/ recently ruptured vesicle.
- Ep samples should be placed in a transport medium, which maintains a pH of 7.2-7.4.
- Samples should be kept at 4°C.
- Oesophageal-pharyngeal fluid collected by means of a probang cup.
Use of vaccination in case of confirmation of FMD
• Trade in vaccinated animals is prohibited.
• Vaccinated animals from tested herds may be moved within the Member State.
• A system of traceability ensures that they are excluded from Community trade.
• Emergency vaccination.
> Classification of herds.
> Animals: clearly identified, registered + must ø be moved.
> Specific measures in the vaccination zone to the movements of
animals, fresh meat + other animal products, milk + milk products,
> Clinical + serological survey.
> 2 types:
¶ Protective: regionalization of the vaccination zone + 2nd surveillance zone: at least 10 km wide.
¶ Suppressive: part of an immediate stamping-out strategy, applied to ensure min spread of the virus during disposal of the infected animals, carried out only within protection zone + on clearly identified holdings.
Evaluation of ophthalmic test in case of Glanders.
• 24 hrs rest. • 0.2 ml mallein dripped onto the conjunctiva. • Evaluation: 8-12/ 16-24 hrs. > +ve: swelling, purulent discharge. > Inconclusive: mucus discharge. > -ve.
Definition of potentially rabid animal.
- An animal that shows the symptoms of the disease, /
- An animal that is symptomless, but has been bitten by a potentially rabid animal, +
- A wild mammal, which behaves strangely/ attacks humans.
Definition of potentially rabies-infected animal.
An animal that has/ may have contacted a rabid/ potentially rabid animal within the last 90 d.
Definition of rabies risky animal.
- Means any mammal that has attacked/ bitten humans, /
* Any dog that has ø received anti-rabies vaccination in accordance with the regulations.
Official measures with potentially rabid animals.
- Potentially rabid domestic animals/ susceptible animals kept in captivity: killed/ upon the animal keeper’s request, put under official monitoring for 90d, if the cond of such monitoring can be ensured without any problem.
- Animals showing clinical symptoms: inspected daily, animals ø showing clinical symptoms: inspected weekly.
- Potentially rabid stray / wild animals: killed, + then official Vet: informed without delay.
Official measures with potentially rabies-infected animals.
• Animals shall be put under official monitoring for 90 d.
• Car animals shall be monitored under separation at the place of their keeping, inspected once every 3 wks/, if their safe separation is ø possible at an official place.
• Non-carnivorous animals shall be inspected once every 3 wks.
> During the monitoring period the animals shall be kept + preferably tied + separated to avoid their contact with humans/ other animals.
Official measures with potentially rabies risky animals.
• Animals shall be put under official monitoring for 14d +, unless they already have it, the dogs shall be marked with an electronic transponder (a microchip implanted under the skin) at the owner’s cost. At the end of the monitoring period it is necessary to order the anti-rabies vaccination of the dogs ø having a valid anti-rabies vaccination.
Rules of preventive vaccination of dogs against rabies.
- Animal keeper shall arrange, at his/her own cost, for the vaccination of all dogs >3 mnths of age to be performed by the private Vet responsible for the animal health supervision of such dogs as follows:
• within 30 d after reaching 3 mnths of age,
• within 6 mnths after the 1st vaccination,
• every yr afterwards.
Definition of officially EBL free herd.
- There is ø evidence, either clinical or as a result of a lab test, of any case of EBL in the herd and ø such case has been confirmed in the previous 2 yrs; +.
- All animals >24 mnths of age have reacted -vely during the preceding 12 mnths to 2 tests carried out at an interval of at least 4 mnths; / is situated in an officially EBL-free Member State/ region.
Official measures in case of confirmation of ND on a holding.
- All poultry killed on the spot.
- The carcasses + eggs are destroyed.
- Any substance/ waste liable to be contaminated is destroyed/ treated.
- The meat of poultry slaughtered during the presumed incubation period is traced + destroyed.
- Hatching eggs laid during the presumed incubation period is traced + destroyed; poultry which hatched from such eggs is placed under official surveillance.
- Thorough cleaning + disinfection.
- Reintroduction: at least 21 d after the end of the disinfection operations.
Official measures in case of confirmation of ND in pigeons.
• Application of the control + eradication measures provided for the poultry; / at least
• A ban on movement of the pigeons/ birds kept
in captivity: for at least 60 d.
• Destruction/ treatment of any matter/ waste likely to be contaminated;
• An epizootiological inquiry.
• Use of swill is prohibited for the feeding of poultry.
• Contingency plan.
Definition of IBR-virus free Bo herd.
• All animals >6 mnths of age are tested x2 (interval 2-12 mnths).
• In dairy herd: milk samples: x3 (interval 2 mnths).
• IBR- free semen for insemination.
• Embryo- transfer: free parents.
• introduced animals:
> 1st blood/ milk test is -ve
> originating from free herd.
> test during the 30 d isolation: 2x (21d).
Maintenance of IBR-virus free status in Bo herd.
- All animals >6 mnths of age : tested in every 12 mnths.
- Animals for slaughter: test before transport for slaughter.
- Dairy herd: milk test in every 6 mnths.
- Aborted animals: test 3-6 wks after abortion.
- Only animals originating from free herds are introduced (test: x2, 21 d interval).
Official measures in infected areas following the eradication of anthrax.
• Pasture/ other area where anthrax was confirmed/
which was the O of infection.
• Village, farm, holding where anthrax was confirmed.
• Burying ground/ pound.
• Measures:
> Fence.
> ø grazing, feedstuff production in the area.
> Only vaccinated animals may be kept there for min. 25 yrs.
Country free from Contagious Bo Pleuropneumonia infection without intermediate steps.
- Continuously free from CBPP for at least 10 yrs, +
- ø vaccination for at least 10 yrs;
- ø clinical/ pathological evidence for at least 10 yrs;
- Adequate disease surveillance + reporting system;
- Use of diagnostic procedures capable of differentiating Mycoplasma mycoides from other Bo Mycoplasma infections.
Re-establishing Contagious Bo Pleuropneumonia infection free status.
- 2 yrs from the date of the last case;
- Demonstration that the outbreak did ø represent endemic infection + that the disease has been eradicated by the actions taken.
Official measures in the protection zone in case of Bluetongue.
• Identification of all holdings with animals inside the zone;
• Implementation by the competent authority of an epidemio- surveillance programme based on the monitoring of sentinel grps of Bo animals (/, in their absence, of other sp of Ru) + vector populations;
• A ban on animals leaving the zone.
> However, exemptions from the exit ban may be decided on in particular for animals situated in part of the zone where there is a proven absence of viral circulation/ of vectors.
• Vaccination of animals against bluetongue + their identification in the protection zone may be decided.
Official measures in the surveillances zone in case of Bluetongue.
- Measures for the protection zone apply.
- Any vaccination against bluetongue is prohibited.
- All persons in the protection + surveillance zones shall be fully informed of the restrictions in force + make any arrangements required for the proper implementation of the measures in question.
Public health measures for Bo tuberculosis.
- Notification to state medical service.
- Informing the keeper, owner.
- Personal disinfection.
- Protective clothes, gloves + footwear.
- Control of products.
Public health measures for brucellosis.
- Notification to state medical service.
- Informing the keeper, owner (pregnancy).
- Personal disinfection.
- Protective clothes, gloves + footwear.
- Control of products.
Rules of recovery of FMD free status if ø vaccination has been used:
- The control + eradication measures laid down for the protection + surveillance zones have been effective + may be lifted, +
- At least 3 mnths have elapsed after the last recorded outbreak.