Causes and risk factors of Barrett's esophagus As with most diseases and conditions, there are certain groups of people who are at a higher risk of developing Barrett's esophagus. GERD is a condition that is closely linked to Barrett's esophagus.
Potomac River â Map & Details. print this map. Located along the mid-Atlantic coast of the United States, and flowing into the Chesapeake Bay, the Potomac River flows through Washington DC, Virginia, Maryland, Pennsylvania and West Virginia.
Potomac, MD. Sponsored Topics. Potomac is a census-designated place (CDP) in Montgomery County, Maryland, United States, named for the nearby Potomac River. The population was 44,822 at the 2000 census. The Potomac area is known for its very affluent and highly-educated residents.