Bordetella and Bartonella Flashcards
Defining characteristics of Bordetella spp.
gram negative rods/coccobacilli
commensals of URT
obligate aerobes
motile
Does Bordetella spp ferment lactose when cultured on MAC?
no but it does grow
Virulence factors of Bordetella spp
hemagglutination
fimbriae
toxin production
How is Bordetella transmitted?
carriers pass the bacteria to naive, young animals
Predisposing factors leading to Bordetella infection
stress
crowding
poor ventilation
Toxins produced by Bordetella spp
adenylate cyclase hemolysin
tracheal cytotoxin
dermonecrotic toxin
Diseases caused by B. bronchiseptica in different species
dogs: acute tracheobronchitis (kennel cough)
pigs: atrophic rhinitis
cats: tracheobronchitis, conjunctivitis, pneumonia
rabbits: snuffles
How is kennel cough described?
inflammation of the trachea and bronchi
typically self-limiting disease transmitted by aerosols
can be secondary to viral infections
Clinical sigs of kennel cough
coughing 2-3 weeks
vomiting
weight loss
Which form of atrophic rhinitis in swine is caused by B. bronchiseptica?
nonprogressive form
Clinical signs of feline broncho-pneumonia caused by B. bronchiseptica
cyanosis
death in younger cats
Is there a vaccine available for feline broncho-pneumonia?
yes
intra-nasal live vaccine
Disease caused by B. avium
coryza in turkeys, quail and chickens
Clinical signs of B. avium
ocular and nasal discharge
conjuctivitis
Morbitity of B. avium in young turkeys
80-100%