The catecholamine metabolites vanillylmandelic acid and homovanillic acid can be measured quantitatively in the urine as a test for the disease. Pheochromocytoma is a benign tumor derived from the adrenal medulla or sympathetic paraganglia. The tumor secretes epinephrine and norepinephrine. These catecholamines cause attacks of hypertension, headache, nausea and vomiting, sweating, pallor and severe apprehension.
Cloud Gate is a sculpture designed by British artist Anish Kappor, located in AT & T Plaza of Millennium Park within the Loop Neighborhood in Chicago, Illinois. Constructed between 2004 and 2006, the sculpture was unveiled during the summer of 2004.
Bill Gates founded Windows, a company that created Microsoft. Bill Gates invented Microsoft in 1975 when he was 20 years old. This is largely inaccurate. Bill Gates founded a â¦ software company called Microsoft in April 1975, when he was 19, along with Paul Allen. William Henry Gates III (Bill Gates) was born  on October 28, 1955, in Seattle Washington. His father's name is  William H. Gates Sr. and his mother's name is Mary Max â¦ well. Bill  Gates grew up with an older sister, Kristianne, and a younger  sister, Libby.