Most ancient case of tuberculosis found

Professor John Kappelman of The University of Texas at Austin reveals the most ancient evidence of the tuberculosis disease has been found in a 500,000-year-old human fossil from Turkey.
– Although most scientists believe tuberculosis emerged only several thousand years ago, new research from The University of Texas at Austin reveals the most ancient evidence of the disease has been found in a 500,000-year-old human fossil from Turkey.

New perspectives on health disparities in breast cancer research

Asian breast cancer women (67.5 percent) choose to have a mastectomy over lumpectomy compared to Caucasian women (57.3 percent).
– Breast cancer is a disease with a number of known genetic and behavioral risk factors, but scientists have seen that these risks are often compounded by social and racial inequalities. The question remains: how, exactly, do social disadvantages, genetics, race and culture add to the disparities faced by so many groups of women?

Hazards of CT scans overstated in NEJM

A recent article in the New England Journal of Medicine has suggested that the radiation dose from CT scans is a cause for concern, and CT scans should only be used judiciously and when medically necessary.
– A recent article by Drs. David Brenner and Eric Hall in the New England Journal of Medicine has suggested that the radiation dose from CT scans is a cause for concern, and may be responsible for a small percentage of cancer deaths in the United States. While the conclusions of the Brenner article have been portrayed by some as conclusive, in reality the scientific community remains divided in regards to the radiation dose effects of CT.

Health Newstrack