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.
Disability affects hundreds of millions of families in developing countries. Currently around 10 per cent of the total world's population, or roughly 650 million people, live with a disability. In most of the OECD countries, females have higher rates of disability than males.