The contrast uses a colorant/dye introduced with an IV during your MRI. No contrast is just a MRI without an IV. The dye is used to be able to see more detail.he contrast uses a colorant/dye introduced with an IV during your MRI. No contrast is just a MRI without an IV. The dye is used to be able to see more detail.
George Dewey. George Dewey (December 26, 1837 â January 16, 1917) was Admiral of the Navy, the only person in United States history to have attained the rank. He is best known for his victory at the Battle of Manila Bay during the SpanishâAmerican War.
{{{2}}}. Thomas Troy Dewey (March 24, 1902 â March 16, 1971) was the 34th President of The United States (1949-1953). and the governor of New York (1943 â 1954). In 1944 and 1948, he was the Republican candidate for President, losing the first election, and winning the latter.