Canine Parvo, Corona, Herpes, Rotavirus
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| In the dog, how many genetically distinct Parvorviruses are there? what are they? | show 🗑
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| Which subtype is the major cuase of viral diarrhea in the dog? | show 🗑
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| Which is the most common variant of CPV-2? | show 🗑
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| CPV-2 arose from a mutation in which feline virus? | show 🗑
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| What is the common name for CPV-1? | show 🗑
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| T/F all Canidae are susceptible to CPV-2 (including dogs,foxes, coyotes, wolves)? | show 🗑
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| T/F most adult dogs that get infected with CPV-2 will have severe hemmorrhagic diarrhea? | show 🗑
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| Severe clinical CPV2 dz is MC in what age range? | show 🗑
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| show | True
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| How are most infections of CPV2 transmitted? | show 🗑
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| T/F people, instruments, insects and rodents can transmit parvo? | show 🗑
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| How long can parvo survive on surfaces and in the soil? | show 🗑
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| show | true
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| show | nucleus, S-phase, lysis
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| show | True-younger puppies have more cells division in their tissues and this increase the amount & type of tissues the virus can use in replication. In older animals a narrower range of tissues are infected.
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| The incubation time of CPV2 is ? | show 🗑
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| show | feces->replication in lymph tissues, LN, thymus->primary viremia->GIT, Lymph tissues & BM->if animal susceptible disseminates to lung, spleen, lv, kd, heart
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| show | CPV-2 infects crypts and causes villus blunting
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| show | CPV2 destroys precursor cells of circulateing leukocytes and lymphoid cells->causes leukopenia and lymphopenia
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| show | 7-10 days
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| How long after infection does diarrhea develop? | show 🗑
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| show | True shedding starts as early as 3 days post infection
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| show | 1. 6wks-4months of age
2. fever, vomiting, rapid-onset severe diarrhea (bloody)
3. Leukopenia, lymphopenia
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| How soon can a puppy die after onset of illnes with CPV? | show 🗑
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| This symptom of CPV occurs in 3 week old puppies. All pups in the litter are usually infected; they may die after a short period of dyspnea and crying. | show 🗑
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| T/F gross lesions are diagnostic for Parvo? | show 🗑
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| What gross lesions would you expect to see for Parvo? | show 🗑
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| show | necorosis of villi/crypts, peyer's patches, mesenteric lymph nodes, spleen
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| show | pale streaks in heart muscle
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| How do you diagnose CPV2? | show 🗑
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| T/F dogs that have been given the ML Vaccine for CPV2 will shed the virus in their feces for 5-12 days post vacc | show 🗑
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| show | True!
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| show | False. IgA is not long term so infection can occur, but the IgG prevents systemic spread of the dz
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| show | Use bleach (1:30 diln) and leave it on the surface for at least 10 minutes.
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| show | Maternal antibody interference
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| T/F CPV vaccines prevent agains all strains of CPV? | show 🗑
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| show | False
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| show | cytoplasm
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| show | dogs
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| show | True
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| show | False-uncommon, more common for puppies in kennels
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| What cells do the CCV attack? | show 🗑
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| What are the characteristic clinical signs of a CCV infection? | show 🗑
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| How long will it take a CCV puppy to recover? Mortality? | show 🗑
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| show | villous atrophy, crypt epithelial hyperplasia
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| show | RT-PCR detects viral RNA
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| show | inactivated ML available but not recomended for most dogs b/c infection is so mild
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| show | domestic and wild dogs
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| What type of virus is CHV? | show 🗑
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| T/F herpes viruses are stable in the environment and are hard to kill with common disinfectants? | show 🗑
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| Are alpha herpes viruses host specific? | show 🗑
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| How is canine herpes virus maintained in nature? | show 🗑
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| How is Canine herpes virus transmitted (2)? | show 🗑
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| Puppies less than ___ weeks of age are most susceptible to Herpres. Why? | show 🗑
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| What are the clinical signs of CaHV-1 in puppies? | show 🗑
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| show | causes genital disease (vaginal or preputial exudate and focal nodular lesions on the vaginal, penile and prepucial epithelium). Virus may also cause respiratory disease similar to kennel cough
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| show | nasal mucosa, pharynx and tonsils. viremia and generalized infection of many organs may follow
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| What is the optimal temperature for CaHV? | show 🗑
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| show | multifocal necrosis and hemorrhage in multiple organs including: kidney, liver, lung, adrenal, heart, intestine, spleen.
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| How do you diagnosise CaHV? | show 🗑
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| show | False
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| show | True
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| T/F Rotavirus is rarely the cause of diarrhea in puppies less than 12 weeks of age? | show 🗑
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| Is there a vaccine for rotavirus? | show 🗑
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