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.
Share. There are an estimated 11-12 million refugees in the world today. This is a dramatic increase since the mid-1970s when there were less than 3 million refugees worldwide. However, it is a decrease since the 1992 when the refugee population was nearly 18 million, high due to the Balkan conflicts.