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.
Demographics. Over 4 million people in Australia have some form of disability. That's 1 in 5 people. 19% of men, and 18% of women have disability. 43% of people over 55 years have one or more disabilities. 2.2 million Australians of working age (15 â 64 years) have disability.