Invasive breast cancer. Invasive primary breast cancer is breast cancer that has the potential to spread from the breast to other parts of the body. The most common type of invasive breast cancer is invasive breast cancer of no special type (sometimes called invasive ductal cancer).nvasive breast cancer. Invasive primary breast cancer is breast cancer that has the potential to spread from the breast to other parts of the body. The most common type of invasive breast cancer is invasive breast cancer of no special type (sometimes called invasive ductal cancer).
), is a country in northern Eurasia. It is a federal semi-presidential republic. At 17,075,400 square kilometres (6,592,800 sq mi), Russia is the largest country in the world, covering more than one-eighth of the Earth's inhabited land area. Russia is also the world's ninth most populous country with nearly 144 million people in November 2014.
Russia's European part is several times the size of the next biggest Europe-proper country (France). Russia's Asian part is several times the size of the next biggest Asia-proper country (China). It is the biggest country in both Europe and Asia, notwithstanding that its capital is in the European part.