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.
Main Findings: 1 in 5 adults or over 53 million people in the United States have a disability of one form or another, with state-level estimates ranging from 1 in 6 (16.4%; Minnesota) to nearly 1 in 3 (31.5%; Alabama).