Do we have heartworm in Canada? Yes. Heartworm occurs in warmer regions, where summer temperatures are high enough for the worm larvae to survive inside the carrier mosquitoes. The high-risk areas in Canada are southern Ontario, southern Quebec Manitoba, and the Okanagan in British Columbia.
How common is heartworm in dogs in Canada?
The overall prevalence of heartworm in Ontario dogs appears to be approximately 0.5%. However, in a few discrete areas within southern Ontario the prevalence of infection in dogs not on a heartworm preventive can be as high as 5% to 10%. The last systematic postal survey of heartworm in Canada was carried out in 2010.
How likely is a dog to get heartworm?
The risk of a dog’s being infected with heartworm disease each year is 250,000 out of 50,000,000; this translates to one in 200 dogs becoming infected each year. The chance that you will be diagnosed with cancer this year is about one in 200—the same odds as a dog’s acquiring heartworm disease.
How common is heartworm in Ontario?
Although heartworm can be found in other provinces, the majority of Canadian cases are found in Ontario, specifically southern Ontario. Idexx is one of two veterinary labs in Ontario that test for heartworm, and from 2013-2017 they saw an average of 225 cases per year.
Is heartworm a problem in Ontario?
While the incidence of heartworm in Ontario is low, especially compared to the southern United States, it still exists. In fact the highest incidence of disease in Canada is in Ontario. In 2018 there were 150 positive tests, and those are just the dogs that were tested.
How prevalent is heartworm Canada?
However, heartworm prevalence among dogs not on preventive medication was 0.7% in 2010 (6,7). In Canada, heartworm is considered a rare infection compared to some other countries. For example, randomly selected companion dogs in Grenada displayed a prevalence of 25.3% (8).
Where is heartworm most common in Canada?
Heartworm occurs in warmer regions, where summer temperatures are high enough for the worm larvae to survive inside the carrier mosquitoes. The high-risk areas in Canada are southern Ontario, southern Quebec Manitoba, and the Okanagan in British Columbia.
Do indoor dogs need heartworm prevention?
One of the most common questions heard by our veterinarians during an annual wellness exam is, “Does my pet really need heartworm prevention?” To put it simply: yes! Even if your pet is considered “indoors-only,” all cats and dogs should be on a heartworm prevention medication.
Does heartworm shorten a dog’s life?
This treatment does not actually kill the worms, however it does decrease their lifespan; keep in mind, however, that the average heartworm can live six years, so shortening that lifespan could still mean your dog having a heartworm infection for four more years.
Should I give my dog heartworm preventative?
A: The American Heartworm Society recommends year-round heartworm prevention. One reason is, there’s already a serious problem with people forgetting to give their dogs the heartworm preventatives. It’s a universal problem. Now if you use it year-round, and you miss a month, your dog will probably still be protected.
Should I worry about heartworm?
While this may not seem like an immediate concern, damage can still be done. HARD (heartworm respiratory disease) can develop without any medical treatment. Although not as many worms are growing, it’s critical preventable treatment is maintained up front.
How easy is it to get heartworm?
Heartworm disease is not contagious, meaning that a dog cannot catch the disease from being near an infected dog. Heartworm disease is only spread through the bite of a mosquito.
Do all mosquitoes carry heartworm disease?
Aedes, Anopheles, and Mansonia species of mosquito are all capable of transmitting heartworm. Humans and other mammals are accidental hosts and cannot play a role in spreading heartworm as the worms do not produce the microfilariae necessary for transmission.