If a visitor is coming to Canada for more than 6 months if the visitor has lived for more than 6 months in a designated country in the year preceding the date entering Canada.
To receive a doctor's examination you cannot use your own doctor. You must use a doctor as authorised by Citizenship and Immigration Canada. To see the list click here:
http://www.cic.gc.ca/english/contacts/medical.html
Afghanistan, Algeria, American Samoa, Angola, Argentina, Armenia, Ascension, Azerbaijan, Azores
Bahamas, Bahrain, Bangladesh, Belarus, Belau - Republic of, Belize, Benin, Bhutan, Bolivia, Bora Bora, Bosnia-Hercegovina, Botswana, Brazil, Brunei, Bulgaria, Burkina-Faso, Burundi
Cambodia, Cameroon, Cap Vert, Central African Rep., Chad, Chagos Archipelago, China, Colombia, Comoros - Islamic Federal Republic, Congo - Democratic Republic (Kinshasa), Congo - Republic (Brazaville), Croatia
Djibouti, Dominican Republic
Ecuador, Egypt, El Salvador, Equatorial Guinea, Eritrea, Estonia, Ethiopia
Fiji, French Guiana, French Polynesia
Gabon Republic, Gambia, Georgia, Ghana, Guam, Guatemala, Guinea - Republic of, Guinea-Bissau, Guyana
Haiti, Honduras, Hong Kong, Huahine, Hungary
India, Indonesia, Iran, Iraq, Island - Christmas, Island - Easter, Island - Niue, Island - Truk, Island - Wake, Island - Yap, Islands - Admiralty, Islands - Austral, Islands - Balearic, Islands - Canary, Islands - Cook, Islands - Cooz, Islands - Gambier, Islands - Kerguelen, Islands - Loyalty, Islands - Marquesas, Islands - Marshall, Islands - Midway, Islands - New Guinea, Islands - Solomon, Islands - Tokelau, Islands - U.S. Trust Terr. of Pacific, Ivory Coast
Johnston Atoll
Kazakhstan, Kenya, Kiribati, Korea (North), Korea (South), Kosrae, Kuwait, Kyrgyzstan
Laos, Latvia, Lesotho, Liberia, Lithuania
Macao, Macedonia, Madagascar, Madeira, Maio, Makatea, Malawi, Malaysia, Maldives, Mali Republic, Maupiti, Mauritania, Mauritius, Mexico, Micronesia, Moldova, Mongolian People's Republic, Moorea, Morocco, Mozambique, Myanmar - Union of
Namibia, Nauru, Nepal, New Britain, New Caledonia, New Guinea Mainland, New Hebrides, New Ireland, Nicaragua, Niger, Nigeria, Northern Mariana, Northern Sinai
Pakistan, Palau, Panama, Papua New Guinea, Paraguay, Peru, Philippines, Poland, Ponape, Portugal
Raiatea, Reunion, Romania, Russia, Rwanda
Sabah, Saharawi Arab Democratic Rep., Sao Tome e Principe, Sarawak, Saudi Arabia, Senegal, Serbia-Montenegro, Seychelles, Sierra Leone, Singapore, Slovakia, Slovenia, Society Archipelago, Somali Republic, South Africa - Rep. of, Spain, Sri Lanka, St. Helena, Sudan, Surinam, Swaziland, Syria
Tahaa, Tahiti, Taiwan, Tajikistan, Tanzania, Thailand, Tibet, Togo, Tonga, Tristan Da Cunha, Tuamotu Archipelago, Tunisia, Turkey, Turkmenistan, Tuvalu
Uganda, Ukraine, Uruguay, Uzbekistan
Vanuatu, Venezuela, Vietnam
Wallis and Futuna, Western Sahara, Western Samoa
Yemen
Zambia, Zimbabwe