Cat Scratch Fever (8) - End E1 Flashcards
What is the causative agent of cat scratch disease? What was it formerly known as?
bartonella henselae
T/F: Bartonella henselae is the only bartonellae to affect humans
FALSE - many more
When was cat scratch fever first recognized?
1889
What is the prevalence of feline bartonellosis?
worldwide
What factors cause a higher prevalence of seropositivity?
age, warmer temperatures, higher humidity, feral populations, cats with fleas
Who is more likely to contract cat scratch fever?
young children
veterinarians have higher seropositivity
How common is CSF in cats? Which ones?
14-55%
likelier in more humid climates
feral cats
no reported morbidity or mortality
How is CSF transmitted?
fleas - involves EXCREMENT, NOT saliva
T/F: Bartonellosis can be transmitted via blood transfusions and cannot when cats are in a flea-free environment
TRUE
How is CSF transmitted to humans?
cat scratch, cat bite, being licked by cats
What is Cat Scratch Disease?
usually mild, self-limiting
initial skin vesicle or rash
regional lymphadenopathy
lymph node enlargement
fever, malaise, fatigue
When do complications to CSD resolve? Do antibiotics completely help?
6-8 weeks
no
What are atypical manifestations of CSD?
What is bacillary angiomatosis?
vascular proliferative disease of skin and/or internal organs
AIDS
What is peliosis peliosis/hepatitis?
rare; blood-filled cysts and sinusoidal dilatation of liver
T/F: CSD is usually self-limiting
TRUE
How do you diagnose CSD?
culture, PCR, serology
What does CSD look like in cats?
asymptomatic
possible clinical manifestations - lymphadenopathy, kidney and ocular disease
can have a potential role in chronic diseases
How do you prevent CSF?
wash wounds ASAP
flea control
avoid bites and scratches
T/F: There is not CSF vaccine available
TRUE - significant genetic variation
would have to be very broad spectrum to be effective
