The specialty evolved from general and cardiac surgery as well as minimally invasive techniques pioneered by interventional radiology. The vascular surgeon is trained in the diagnosis and management of diseases affecting all parts of the vascular system except those of the heart and brain.
More than 1,800 miles in 10 days! From St. Joseph, Missouri, to Sacramento, California the Pony Express could deliver a letter faster than ever before. In operation for only 18 months between April 1860 and October 1861, the Pony Express nevertheless has become synonymous with the Old West.
The Pony Express was an extremely useful organization, able to cut down the transit time for mail considerably. At top speed, the mail route could cross the country in 10 days. Until that time, the transit typically took anywhere from one month to six months, depending on the routes and means of transportation used.