This is especially important if you plan to travel with infants or young children. Specific changes to the routine childhood immunization schedule, as well as additional vaccines that may be recommended for infants and young children who travel are outlined in the Canadian Immunization Guide, Fifth Edition, 1998. A list of diseases for which immunization may be required follows. Diphtheria is an acute bacterial infection of the throat, nose and tonsils, resulting in lesions in the infected area. In severe cases, it can cause swelling and fluid build-up in the neck.
Diphtheria can also infect the skin, causing lesions similar to impetigo.
In Canada, a diphtheria booster shot is recommended every 10 years. This is particularly important because of the resurgence of diphtheria in some Eastern European countries. European tick borne Encephalitis European tick borne encephalitis is a viral disease resembling other encephalitides transmitted by mosquito bite. This disease is transmitted by tick bites and has a longer duration of symptoms. Vaccination is recommended for long-term travellers to areas where this disease is widespread, specifically areas of Russia and other countries of the former Soviet Union as well as parts of Europe during April through August.