the degree of arterial disease in the lower extremities is often classified into four categories normal 0 % stenosis 1 49 % stenosis 50 99 % stenosis and total occlusion 100 % stenosissome laboratories further differentiate between 50 74 % stenosis and 75 99 % stenosishe degree of arterial disease in the lower extremities is often classified into four categories normal 0 % stenosis 1 49 % stenosis 50 99 % stenosis and total occlusion 100 % stenosis
Land Rush of 1889. The Oklahoma Land Rush of 1889 was the first land rush into the Unassigned Lands. The area that was opened to settlement included all or part of the present-day Canadian, Cleveland, Kingfisher, Logan, Oklahoma, and Payne counties of the US state of Oklahoma.
California Gold Rush summary: The California Gold Rush was the largest mass migration in American history since it brought about 300,000 people to California. It all started on January 24, 1848, when James W. Marshall found gold on his piece of land at Sutterâs Mill in Coloma. The news of gold quickly spread around.he gold rush resulted in the hasty development of California: many roads, churches, schools and towns were built to accommodate the gold-diggers. In the beginning, property rights in the goldfields were not covered by law and this was solved by the system of staking claims.