Congenital heart disease, or a congenital heart defect, is a heart abnormality present at birth. There are numerous types of congenital heart defects. They can range from simple conditions that donât cause symptoms to complex problems that cause severe, life-threatening symptoms.
As of 2013, an EDL has been available to U.S. citizens resident in the states of Michigan, Minnesota, New York, Vermont, and Washington, and to Canadian citizens resident in British Columbia, Manitoba, Ontario, and Quebec.
It is part of the Eastern Interconnection grid operating an electric transmission system serving all or parts of Delaware, Illinois, Indiana, Kentucky, Maryland, Michigan, New Jersey, North Carolina, Ohio, Pennsylvania, Tennessee, Virginia, West Virginia, and the District of Columbia.