Large-Cents (1793-1857) - Large cents have earned a spot in history as the first US coins ever minted by the United States government on its own equipment and premises. They were minted from 1793 to 1857 at the mint in Philadelphia, the only U.S. Mint at the time. Find out more and see more images...........
Intracranial atherosclerosis, one of the leading causes of ischemic stroke, is associated with an increased risk for recurrent stroke and dementia. Individuals of Asian, Hispanic, and African American ancestry are especially affected.
What is 'normal' intracranial pressure? Intracranial pressure, the pressure of the cerebrospinal fluid that surrounds the brain and spinal cord is measured in mm/H2O or cm/H2O. Normal intracranial pressure is considered to be 8 - 20cm (or 80 - 200mm). Recently studies determined that an LP opening pressure of over 25cm (250mm) is classified as intracranial hypertension in both adults and children.