Although most colorectal polyps do not become cancer, virtually all colon and rectal cancers start from these growths. People may inherit diseases in which the risk of colon polyps and cancer is very high. Colorectal cancer may also develop from areas of abnormal cells in the lining of the colon or rectum.
Visitor visa (subclass 600) The Visitor visa is designed for people who are not eligible for the eVisitor or Electronic Travel Authority visa. This visa allows you to visit Australia, either for tourism or business purposes, for up to three, six or 12 months. The base application fee for this visa ranges from $135 to $340. For more information visit the Australian Government Department of Immigration and Border Protection website.
You need a visa to travel to Australia. British citizens can get the following types of electronic visitor visa: eVisitor visa direct from the Department of Immigration & Border Protection. There is no visa application charge or service fee for this; Electronic Travel Authority (ETA) via your travel agent or airline. There is no visa application charge, but a service fee of A$20 applies. Information on all other types of visa is available from the Department of Immigration & Border Protection, or from the Australian High Commission in London.