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.
The NIMH estimates that in the United States, 16 million adults had at least one major depressive episode in 2012. Thatâs 6.9 percent of the population. According to the World Health Organization (WHO), 350 million people worldwide suffer from depression. It is a leading cause of disability.