Size of the tumor: The size of adrenal tumor on CT is an important criteria in determining the potential of cancer in the tumor. In general adrenal cancers are greater than 6cm in diameter. Most tumors under 6cm are benign (non-cancerous). However occasionally small tumors 4cm or greater may be cancerous.
The Australian aborigines are believed to have come from Asia, crossing via a series of land bridges that existed thousands of years ago. They were the original inhabitants before the Europeans arrived.NA testing has  indicated that the Australian Aborigines originally came from the  Indian subcontinent. They are believed â¦ to have come to Australia  via the land bridges that existed thousands of years ago but which  are now submerged. On the Wallaby.
Australia (map) is a country located in the Southern Hemisphere near Indonesia, New Zealand, Papua New Guinea and Vanuatu. It is an island nation that makes up the Australian continent as well as the island of Tasmania and some other small islands.Australia is considered a developed nation and it has the world's thirteenth largest economy.It is known for a high life expectancy, its education, quality of life, biodiversity and tourism. History of Australia.ustralia's judicial system is based on English common law and it comprised of the High Court as well as lower level federal, state and territorial courts. Economics and Land Use in Australia. Australia has a strong economy due to its extensive natural resources, well developed industry and tourism.