The cardiothoracic ratio aids in the detection of cardiomegaly, or more broadly, enlargement of the cardiac silhouette. It is measured on a PA chest x-ray, and is the ratio of:
Disability around the World: It's estimated that more than 1 billion people live with a disability. (United Nations, 2013) This represents the worldâs largest minority, and the only minority group that any of us can become a member of at any time.
One in five American adults have at least one kind of disability, according to a report from the Centers for Disease Control and Prevention released Thursday. The study, drawn from 2013 data, says 53 million Americans have a disability.