View a detailed animation of ischemic stroke. Ischemic strokes occur as a result of an obstruction within a blood vessel supplying blood to the brain. The underlying condition for this type of obstruction is the development of fatty deposits lining the vessel walls. This condition is called atherosclerosis. These fatty deposits can cause two types of obstruction:
Currently observing EST â Eastern Standard Time. Observes EST â Eastern Standard Time part of the year, but not currently. Currently has same time zone offset as EST (UTC -5) but different time zone name. Eastern Standard Time (EST) is 5 hours behind Coordinated Universal Time. This time zone is in use during standard time in: North America, Caribbean, Central America. This time zone is often called Eastern Time Zone. See full time zone map.
The Eastern Time Zone includes the state of Connecticut, Delaware, Florida, Georgia, part of Indiana, part of Kentucky, Maine, Maryland, Massachusetts, Michigan, New Hampshire, New Jersey, New York, North Carolina, Ohio, Pennsylvania, Rhode Island, South Carolina, part of Tennessee, Vermont, Virginia and West Virginia.astern Time Zone in the United States. The eastern standard time zone, includes that part of the United States that is west of 67[deg]30[sec] W. longitude and east of the boundary line described in Sec.