Borrelia Flashcards
Borrelia is a classic ____
Spirochete
What species of Borrelia cases Fowl Spirochetosis?
Borrelia anserina
What disease does Borrelia Burgdorferi cause?
Lyme disease
*mainly affects dogs and humans
What are the vectors for Borrelia?
Tick vectors
*transmit bacteria through feeding
Fowl Spirochetosis caused by B. anserina is mainly a disease of ____
chickens
What is the vector of Borrelia Anserina?
soft tick- Argas
What is the mortality rate for Fowl Spirochetosis?
10-100%
more likely to cause mortality in young birds
What are the clinical signs of Fowl Spirochetosis?
fever, depression, anorexia, paralysis, anemia
What is the best treatment for Fowl Spirochetosis?
CONTROL OF PARASITES!
*control the parasites and you control the disease
antimicrobials are also available
What does Borrelia Theileri cause and in what host?
Cattle
Causes mild febrile anemia
What are the tick vectors for Lyme Borreliosis?
Ixodes Scapularis- deer tick (major vector)
Ixodes Pacificus- Western black leg tick
*The deer tick is one of the major vectors so there is a strong association with deer in the transmission of the disease
What cycle do the Ticks follow for Lyme Borrelia?
two year ticks
True/False: Lyme disease is transmitted transovariarly in ticks
False!
*Lyme disease is only transmitted transtadially in ticks- from larva, to nymph, to adult
True/False: Most Lyme Borreliosis is humans is subclinical and you will not get lyme disease
True
*immune complexes and immunesuppresion in humans is the mosly likely pathogenesis leading to Lyme disease in humans
What does Lyme Borreliosis cause in dogs?
polyarthritis, fever, and anorexia
