herpes 2 Flashcards
The Aujeszy’s disease virus is stenoxen
F
Wild boars are not susceptible to Aujeszy’s disease virus
F
Abortion of sows can be a sign of Aujeszys disease
T
Pregnant Sows: Abortion SMEDI like
Pregnant sows may abort in Aujeszky’s disease
T
In swine the most serious CS of Aujeszys disease are usually seen in piglets
T
Severe illness in piglets
Dogs should be vaccinated against Aujeszys disease
F
Carnivores are the reservoir hosts of the Aujeszky’s disease virus
F
The Aujeszys disease in cats is usually a mild respiratory disease with quick recovery
F
Dogs: Fever Itching Salivation Paralysis Death
Cats: Fever Itching (might be absent) Salivation Anisocoria Convulsions Death
The signs of Aujeszys disease in dogs are similar to rabies
T
The natural reservoir hosts of the Aujeszys disease virus are rodents
F
The Aujeszy disease causes fatal pneumonia in Ruminants and Carnivores
F
The Aujeszy disease is zoonosis
F
he symptoms of Aujeszys disease in ruminants is similar to rabies
T?
The Aujeszy disease virus may infect several mammalian hosts
T
Aujeszys diseases can be latently carried by pigs in the nervous system
T
Central nervous signs of the Aujeszky’s disease are rarely seen in adult swine
T
Asymptomatic or constipation dyspnoea coughing
Convalescent swine are life-long carriers and potential shedders of Aujeszky’s disease virus
T
Swine are immunized against the Aujeszky’s disease virus usually with gE negative marker vaccines
T
Rats are the reservoir hosts of the Aujeszky’s disease
F
The Suid herpesvirus 1 frequently causes encephalitis in humans
F
Liquid manure may play a role in the transmission of Suid herpesvirus 1 from swine to cattle
T
Discriminative ELISA tests may differentiate between vaccinated swine wild type Suid- herpesvirus infected ones
T
In adult swine the most frequent manifestation of Aujeszky’s disease is encephalitis
F
Aujeszky’s disease virus infection in adult pigs is frequently subclinical
T
Pigs infected with wild type Aujeszky’s disease virus can be differentiated from vaccinated ones by serological tests (i.e ELISA).
T
Cattle should be vaccinated against Malignant Catarrhal Fever
F
Aujeszky ́s disease can occur in pigs and cats
T
Aujeszky ́s disease in pigs causes viraemia
T
Aujeszky ́s disease in cats spreads along the nerves
T
direct access to the brain no viremia and virus shedding
spreading with the nerves
Aujeszky ́s disease can cause respiratory signs in adult pigs
T
asymptomatic or constipation coughing dyspnoea
Aujeszky ́s disease causes fever in day old piglets
T
severe illness =febrile + cns → death or even before cns in 1-2 days
no respiratory
Aujeszky`s disease causes pneumonia in susceptible piglets
F
Aujeszky`s disease doesn’t cause clinical signs in susceptible piglets
F
Aujeszky`s disease causes pruritus in susceptible piglets
F
less itching or rarely
Aujeszky`s disease causes 20-30% mortality in susceptible piglets
F
100%
Older pigs are more frequently affected by Aujeszky ́
F
Equine rhinopneumonitis virus is transmitted by arthropods
F
bovine herpes mammilitis by arthropods from teat to teat
For immunisation against equine rhinopneumonitis virus mostly marker vaccines are used.
F
inactivated modified
Equine rhinopneumonitis virus can cause abortion several weeks after acute infection
T
first reps then reproductive
abortion at 5th month of gestation
Equine rhinopneumonitis virus causes cytoplasmic inclusion bodies in the foetal hepatocytes
F
herpes = intranuclear inclusion bodies
Equid herpesvirus 4 more frequently causes encephalitis than Equid herpesvirus 1
F
1 cns + repro mainly +resp
4 resp mainly + repro
Horses should be vaccinated against equine rhinopneumonitis virus at least every 6 months
T
repetitive vaccinations weak antigenicity
Equine rhinopneumonitis virus causes necrotic foci in the liver of the foetus
T
Fever and serous nasal discharge are early signs of acute equine rhinopneumonitis
T
Equine rhinopneumonitis virus can cause purulent metritis
F
Only equine herpesvirus 4 can cause abortion
F
Pregnant mares abort usually in the acute phase of equine rhinopneumonitis
F
After EHV1 infection pregnant mares abort in the acute febrile stage
F
Immunisation against equine rhinopneumonitis virus provides life long protection
F
Equine rhinopneumonitis virus is present only in North America
F
The equid herpesvirus 1 may cause abortion storms in studs
T
Pregnant mares abort usually several weeks after equid herpesvirus 1 infection
T
Vaccinated horses cannot get infected with Equid herpesvirus 1
F
they can but will not have CS
Equid herpesvirus 1 associated abortions are always sporadic
F
Abortion storms in 40-60% of mares
Equid herpesvirus 1 may cause subclinical infection in horses
T
adults are often asymptomatic
Only pregnant mares should be immunized against Equid herpesvirus-1 infection
F
A single vaccination against Equid herpesvirus-1 provides life-long protection
F
Equine rhinopneumonitis virus can cause only respiratory problems
F
Both equid herpesvirus 1 and 4 can cause abortion
T
For immunisation against Equine rhinopneumonitis virus mostly marker vaccines are used
F
A single vaccination of a horse against EHV-1 induces protection for several years
F
Equine herpesvirus-4 primarily causes abortion in horses
F
Equine herpesvirus-4 causes mainly respiratory symptoms in horses
T
Equine herpesvirus-1 contains cross-reactive proteins against disease caused by EHV-4
T
Vaccination containing Equine herpesvirus-1 also provides protection against EHV-4
T
Equine herpesvirus-1 primarily causes respiratory symptoms in horses.
F
Reproductive mainly
Equine herpesvirus-1 primarily causes abortion
F
One vaccination is enough to prevent Equine herpesvirus-1
F
Mares infected with Equine herpesvirus-1 have a febrile state, then abort.
T
Horses should be vaccinated against Equine herpesvirus-1 every six months
T
Equine herpesvirus 2 may cause keratoconjunctivitis
T
Equine herpesvirus 2 can cause respiratory disease only in young foals
T
Equid herpesvirus-2 may cause respiratory disease in foals
T
Equid herpesvirus 5 may play a role in the equine multinodular pulmonary fibrosis
T
Equid herpesvirus 2 may cause keratoconjunctivitis in foals
T
Equid herpesvirus 5 causes encephalitis in foals
F
Equine herpesvirus-2 and 5 causes pustular vulvovaginitis
F
Equid herpesvirus-2 may cause Coital Exanthemas in horse
F
Equid herpesvirus-2 and 5 cause diarrhoea and hepatitis in foals
F
In horses infected with Equine herpesvirus-2, the symptoms are often unnoticed
T
Equine herpesvirus-2 in horses does not cause symptoms in adult animals
T
It is enough to vaccinate mares 2 times against Equine herpesvirus-2
F
we dot generally vaccinate animals because:
only foals are diseased
low pathogenicity anw
anw we would need multiple vaccinations due to low antigenicity
Equid herpesvirus 3 can cause lesions on the genital mucosa without abortion
T
no abortion since is local infection with no viremia
Equid herpesvirus 3 may cause coital exanthema in horses
T
Abortion is frequent complication of coital exanthema in mares
F
Herpesvirus 3 can be transmitted through mating
T
Coital exanthema virus frequently causes abortion
F
Coital Exanthema virus does not cause abortion
T
Equine Coital Exanthema can cause abortion storms in studs
F
Equine herpesvirus-3 cause abortion storms
F
Canine herpesvirus infection can cause abortion
T
Herpesvirus infection of adult dogs may result in reproductive disorders
T
Canine herpesvirus infection frequently appears with flu like symptoms
T
Feline herpesvirus infects dogs as well
F
Liver lesions are frequently seen in puppies with Canid herpesvirus 1 infection
T
Canine herpesvirus infection can cause blue eye disease
F
rubarths chronic cases
adenoviral
Herpesvirus is frequently causing kennel cough
T
1/6
Hypothermia and weak immune response facilitate the severity of canid herpes virus infection of dogs
T
Latent canine herpesvirus infection can be activated in pregnant bitches
T
reactivation: pregnancy immunosuppression, glucocorticoids, stress
Canine herpesvirus can cause transplacental infection
T
Pregnant bitches can be immunised against canine herpesvirus with inactivated vaccine
T
Herpes infection of pups 2-3 weeks old is fatal
T
Canine Herpes virus may remain in latency for years in infected animals
T
Canine herpesvirus 1 may contribute to the kennel cough syndrome
T
Canid herpesvirus-1 may cause generalized infection and severe disease in young puppies
T
Inactivated vaccines are available for immunization against Canid herpesvirus-1
T
Upper respiratory infection of Canid herpesvirus-1 may contribute to the kennel cough syndrome
T
In utero infections with Canid herpesvirus may result in abortion
T
Decreased body temperature has a negative effect on Canine herpesvirus infected animals
T
Herpesvirus infection of dogs is most severe in 3-6 months old puppies
F
Large dog kennels are usually seropositive for canine herpesvirus
T
Canine herpesvirus infection can be deadly below 2-3 weeks of age
T
Feline rhinotracheitis predisposes to pneumonia caused by Bordetella bronchiseptica
T
Feline rhinotracheitis can cause foetal developmental anomalies in pregnant cats
T
Felid herpesvirus does not cause viraemia and abortion
F
Abortion is uncommon in feline rhinotracheitis of pregnant animals
F
6th week of gestation
Abortion is rare in rhinotracheitis infected pregnant cats
F
Sneezing is a typical sign of feline infectious rhinotracheitis
T
rare in calici
Feline herpesvirus does not cause respiratory signs, only viraemia and abortion
F
Conjunctivitis is a frequent sign of feline rhinotracheitis
T
Conjunctivitis and muco-purulent nasal discharge are frequent signs of feline rhinotracheitis
T
Clinical signs of feline infectious rhinotracheitis are similar to those of calicivirus
T
Feline infectious rhinotracheitis often results high mortality in susceptible young kittens
T
Feline infectious rhinotracheitis often results in abortion of pregnant queens
T
Felid herpesvirus 1 spreads slowly in cat populations
F
Feline infectious rhinotracheitis is characterized by inflammation of the upper respiratory tract
T
Crowded area, poor general condition and stress contribute significantly to the development of feline infectious rhinotracheitis
T
Prolonged contact is usually needed for successful transmission of feline infectious rhinotracheitis
F
very contagious even airborne
Feline infectious rhinotracheitis can be treated with specific hyperimmune sera
T
Ulcerations of the oral mucosa are frequent signs of Feline Rhinotracheitis
T
Feline Infectious Rhinotracheitis occurs in summer because Felid herpesvirus-1 is transmitted by mosquitoes
F
Feline herpesvirus-1 is mainly transmitted by mosquitoes
F
Felid herpesvirus-1 is moderately contagious: spreads slowly in cat populations
F
Feline Infectious Rhinotracheitis virus is transmitted mainly through the air
T
The Feline Infectious Rhinotracheitis virus is very contagious to cats
T
Mucous is a frequent sign of Feline Infectious Rhinotracheitis
T
