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.
As far as India is concerned, we might score very highly in terms of growth of physical infrastructure, but most of the public places are inaccessible to people with disabilities. As per the 2011 census, India has about 2.7 million people with disabilities, and only a handful of those enjoy education and/or employment.