Diseases from Rescue dogs Flashcards
where do rescue dogs come from within canada?
Animal hoarders and other nefarious establishments shut down by
local authorities/humane society
Northern communities and other impoverished communities where dogs are not considered to have an individual owner and little access to veterinary care exists
where do rescue dogs come from, from outside of canada? what issues do these present? what disease are our borders concerned with?
Countries with diseases not seen in Canada that have the potential to
spread widely in Canada since no protection in our population
Climate change making insect vectors move inland and north
Currently our borders only deal with Rabies
scope of dog international dog rescue issues
In 2013/2014: 6189 imported dogs from at least 29 different countries into Canada via rescue groups – likely underestimated
Rescue groups do not need to be registered
Well-meaning people, but dangerous to our native dogs,
wildlife, and perhaps people
Even from within Canada consider likelihood of no vaccination so common extremely communicable diseases like distemper or Brucella canis possible
Recent Cases of Foreign Disease from Rescue Dogs
Canine influenza virus
Transmissible Venereal Tumour (TVT)
Brucella canis:
how does canine influenza spreas?
Spreads at shelters, dog competitions
origins of canine influenza
Originally from equine influenza virus in Florida in early 2000’s (H3N8)
Recently in Ontario from avian influenza origin from Asia (H3N2)
> Dogs rescued in Asia and came to USA and then to Canada
> Several outbreaks 2018 in Ontario
canine influenza zoonotic?
potentially
where does TVT come from? Prognosis?
Several cases in Ontario from dogs from the Caribbean and Mexico
Disease seen throughout the world - almost all stray dogs have it except for Northern and Western Europe, USA, Canada
Highly contagious, sometimes fatal, expensive to treat
where is brucella canis found?
Very common in Mexico, Central and South America
Also found in Asia, Africa and parts of Europe
foreign diseases with insect vectors
Leishmaniasis
Anaplasmosis
Ehrlichiosis
Babesiosis
Trypanosomiasis
nature of brucella canis organism
Small Gram-negative non-motile aerobic coccobacillus
disease caused by brucella canis
Reproductive disease most commonly, but also intervertebral disks, eye and kidney infections
Brucella spp. That Infect Dogs? zoonotic?
Brucella canis
Brucella melitensis
Brucella abortus
Brucella suis
All zoonotic but B. canis only mild disease in people
Brucella ovis not described in dogs or people
reproductive disease caused by brucella canis: what does it affect? symptoms and effects?
Testes, epididymis, prostate
Uterus, mammary glands
Initially males may have clinical orchitis/epididymitis/prostatitis/scrotal dermatitis, but eventually just firm irregular tissues and chronic disease
Changes in sperm 2 to 4 weeks post infection
Late abortion or apparent infertility
body systems other than repro affected by brucella canis
Most common after reproductive is discospondylitis
Uveitis
Meningoencephalitis
Lymphadenitis
General malaise