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A dog displaying a typical clinical picture of visceral leishmaniasis. Canine leishmaniasis (LEESH-ma-NIGH-ah-sis) is a zoonotic disease (see human leishmaniasis) caused by Leishmania parasites transmitted by the bite of an infected phlebotomine sandfly. There have been no documented cases of leishmaniasis transmission from dogs to humans.
The liver hairworm Capillaria hepatica is found primarily in rodents and lagomorphs; infections of dogs are rare. Infection occurs by eating the liver of a rodent. Clinically, symptoms such as abdominal discomfort and hepatomegalia occur as the larvae migrate through the liver and lay eggs. A definite diagnosis can only be made by liver biopsy ...
Especially in the New World, infection is a zoonotic disease, involving different canine species, including domestic dog and the two fox species, Lycalopex vetulus and Cerdocyon thous. In the Mediterranean region domestic dogs and the three fox species Vulpes vulpes, V. corsac and V. zerda are common reservoir hosts.
Giardiasis* is an intestinal infection in dogs caused by the protozoa Giardia lamblia. The most common symptom is diarrhea. The zoonotic potential of giardiasis is controversial. [25] [26] Coccidiosis can be caused by a variety of coccidian organisms in dogs, most commonly Isospora. There are usually no symptoms, but diarrhea and weight loss ...
More: The mysterious illness affecting dogs is in RI.But do pet owners have to worry? Signs of infection in dogs include a cough that can linger for several weeks, runny eyes and sneezing. The ...
Chain of infection; the chain of events that lead to infection. There is a general chain of events that applies to infections, sometimes called the chain of infection [14] or transmission chain. The chain of events involves several steps – which include the infectious agent, reservoir, entering a susceptible host, exit and transmission to new ...
Dogs and foxes are the reservoir for Toxocara canis, but puppies and cubs pose the greatest risk of spreading the infection to humans. [5] Infection in most adult dogs is characterized by encysted second-stage larvae. However, these larvae can reactivate in pregnant females and cross the placental barrier to infect the pups.
The animal reservoir of the virus maintains a suitable virus level in the blood to allow the infection of a vector mosquito. A bridge-vector mosquito such as Aedes albopictus , which can survive in an urban area and spread to rural, semi-rural, and forest areas could carry the virus to a sylvatic environment.