(July 2014). Vancouver Island Health Authority (VIHA) is the publicly funded health care provider in the westernmost area in the Canadian province of British Columbia.The region includes the communities of:rom Wikipedia, the free encyclopedia. Vancouver Island Health Authority (VIHA) is the publicly funded health care provider in the westernmost area in the Canadian province of British Columbia.
What kind of diseases do these parasites introduce? Tapeworms are the main threat that fleas bring. Ticks carry Lyme Disease, Rocky Mountain Spotted Fever, Babesia, Ehrlichia and several other infectious diseases. In addition, both of these parasites can lead to anemia, especially in very young or very old animals.
Transmission. Y. pestis has the ability to cause disease in rodents, insects and humans. The primary carriers of the pathogen are the Oriental rat flea, Xenopsylla cheopis, and infected rodents. The path of transmission to humans usually involves a flea feeding on an infected rodent and becoming a carrier of infection.