Why you need BCG Vaccine(TB Vaccine)? 4 Myths & Facts on Tuberculosis

Globally, about 1 million cases of pediatric tuberculosis are estimated to occur every year accounting for 10–15% of all tuberculosis (TB). The exact burden of childhood TB in India is unknown due to diagnostic difficulties but it is estimated to be 10% of the total adult incidence. The proportion of pediatric TB cases registered under RNTCP has shown an increasing trend. Prevention of childhood tuberculosis is thus an important priority. Tuberculosis Tuberculosis is a serious form of infection that affects lungs and at times other parts of the body like bones, joints and kidneys. It is caused by bacteria Mycobacterium tuberculosis. It is derived from the bovine tuberculosis strain and was first developed in 1921 by the French microbiologist, Albert Calmette, and the veterinary surgeon, Camille Guerin. The two common strains in use are Copenhagen (Danish 1331) and Pasteur, of which the former was produced in India at the BCG Laboratories, Guindy, Tamil Nadu till recently. It has an efficacy of 75–86 % for prevention of miliary and meningeal form of Tuberculosis & 50% for pulmonary tuberculosis. How do you get Tuberculosis? Tuberculosis spreads through air, one contracts TB by breathing in TB bacteria. These bacteria get released in the air by who already has the bacteria in their body. Bacteria that causes tuberculosis in human being usually affects the lungs but can also affect other parts of the body. Infection by mycobacterium tuberculosis won’t necessarily make you sick as you can have either latent TB or TB disease. TB happens when a person with latent TB becomes sick. Some individuals become sick as soon as they get infected,...