Smoking-A Risk Factor For TB

Posted on August 21, 2013


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“Tuberculosis, or TB, is an infectious bacterial disease caused by Mycobacterium tuberculosis, which most commonly affects the lungs. It is transmitted from person to person via droplets from the throat and lungs of people with the active respiratory disease,” World Health Organization(WHO).

This makes tuberculosis a communicable disease.

There is evidence that tobacco smoking is associated with increased risk of developing tuberculosis (TB).

Researchers did a systematic review and meta analysis of several observational studies for evidence that smoking is associated with tuberculosis. They identified:
1-33 papers on tobacco smoking and TB
2-5 papers on passive smoking and TB
3-5 papers on indoor pollution and TB

They selected studies done in english, russian and chinese.

According to the report when compared to nonsmokers, smokers have an increased risk of:
1-A positive tuberculin skin test
2-Active TB
3-Dying of tuberculosis

Smoking is also a major health risk factor for non-communicable diseases, for this smoking cessation is a universal initiative to prevent diseases and premature death.

Facts about tuberculosis(TB).

Smoking is one of the health risk factors used in this health program to communicate the importance of good health and to encourage smoking cessation.