ureter, bladder), or a helical CT scan are often used to confirm the diagnosis of kidney stones. Although the amount of radiation exposure associated with these tests are minimal, pregnant women and others may need
How did a word meaning "little stone" come to refer to this branch of mathematics? The answer comes from the counting practices of the ancient Romans over 2,000 years ago. They would add things up by using little pebbles or stones that represented particular numbers, as on an abacus. ...