SA Med II

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What organism is the cause of canine anaplasmosis?

Anaplasma phagocytophilum
What organism is the cause of Feline Infectious Anemia?

Mycoplasma haemofelis
Are cats able to completely clear a Mycoplasma haemofelis infection?
- No, (organisms remain in macrophages)
- Remain carriers
What is the best drug to treat a Mycoplasma haemofelis infection?

Doxycycline
What percent of seropositive dogs for Borrelia burgdorferi are asymptomatic?

95%
How long must a tick be attached to a dog for transmission of Borrelia infection?

48 hours
Does ELISA or IFA differentiate b/t dogs with lyme disease and dogs with earlier exposure or vaccine?

No
What disease is difficult to distinguish from Lyme disease?

Immune-mediated polyarthritis
What antibody test distinguishes b/t natural exposure and vaccine induced antibodies for Lyme disease?

C6 antibody test (SNAP 3Dx)
What two leptospira organisms usually attribute to canine leptospirosis?
- L. pomona
- L. grippotyphosa
What types of dogs are most commonly affected by Leptospirosis?
- Male, large breed outdoor dogs
- (German Shepherd or mix)
What can increase infection rates of Leptospirosis?

Wet periods of rainfall or flooding
What organs are the main targets of Leptospira organisms?
- Kidneys
- Liver
What disease is the most common cause of Acute Renal Failure/Nephritis?

Leptospirosis
If a dog has acute renal failure what should always be considered?

Serology for Leptospirosis
What monoclonal antibody titer is suggestive of Leptospirosis? Highly Indicative?
- Suggestive - 1:400 or greater
- Highly Indicative - 1:800 or greater
What treatment will reduce or eliminate leptospires being transmitted through urine of infected dog?

Penicillin treatment
What clinical signs are associated with Brucellosis?
- Generalized lymphadenopathy, splenomegaly
- Reproductive failure
- Diskospondylitis
- Uveitis
What enables Feline Coronavirus to cause FIP?

Mutation during intestinal replication enables it to infect macrophages and cause FIP
What is the deadliest infectious disease of cats?

FIP
What is the defining event in FIP?

replication of FCoV in macrophages
What are some factors that increase FCoV replication in intestines (increasing chance of FIP)?
- Viral load
- Stress
- Immune impairment
- Corticosteroids
- Sx
Is FIP directly contagious?

No, cats with FIP shed avirulent nonmutated FCoV
What is a classic lesion of FIP?
- Pyogranulomatous hepatitis
- Pyogranulomatous encephalomyelitis
What are the two most common FIP lab findings?
- Increased TP
- Increased Globulin (A/G ratio <0.8(0.45)
What is the best confirmatory test for FIP? What other tests should it be combined with?
- HISTOPATH is gold standard
- Combined w/ Immunohistochemistry and Immunofluorescence
What treatment is best for FIP?

No proven effective treatment
Is the FIP vaccine recommended?

No
How is FeLV transmitted?

Prolonged close contact with infected cats
What is the most important factor of FeLV to non-infected cats?

Age-related resistance in cats over 4 months of age
True or False? The majority of FeLV-infected cats are asymptomatic at time of diagnosis

True
What is the preferred screening test (high sensitivity) for FeLV?

SNAP and Elisa tests (detects antigen)
What is the preferred confirmatory test (high specificity) for FeLV?

IFA Test (detects antigen)
What treatment is effective for treatment of FeLV?

No treatment
What is the main route of transmission of FIV?

Bite wounds
What is the most common secondary infection of FIV (and most common clinical sign)?

Stomatitis (oral disease)
What is the preferred screening test for FIV?

SNAP test or Immunoassay (ELISA) (detects antibodies)
What is the preferred confirmatory test for FIV?

Western Blot or IFA (detects antibodies)

Author

HLW

170592

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SA Med II

Description

SA Med II

Updated

2012-09-13T02:50:18Z