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.
Construction Timeline Golden Gate Bridge December 1932 to April 1937. Additional KEY DATES in the History of the Golden Gate Bridge. December 22, 1932: Extending from Fort Baker pier, the construction of a 1,700 foot-long access road began to access the construction sites for the Marin anchorage, pier and tower. January 5, 1933: Construction officially started.