why it come
Tuberculosis (TB) is an infectious disease that two organisms cause it: 1.Mycobacterium tuberculosis
its significant symptoms are: loss of weight, loss of energy, poor appetite, fever, a productive cough, and night sweats.
All cases of TB are passed from person to person via droplets. When someone with TB infection coughs, sneezes, or talks, tiny droplets of saliva or mucus are diffused into the air, which can be inhaled by another person.
Once infectious particles reach the alveoli of lungs then a cell, called the macrophage, Swallow the TB bacteria.
Then the bacteria are transmitted to the lymphatic system and bloodstream and spread to other organs.When the bacteria cause clinically detectable disease, you have TB.
Risk factors for TB include the following:
2.low socioeconomic status,
5.crowded living conditions,
6.diseases that weaken the immune system,
7.migration from a country with a high number of cases,
8.and health-care workers.
Search for questions
Still looking for answers? Try searching for what you seek or ask your own question.
Posted 23 Oct 2010 • 1 answer
Posted 8 Jun 2012 • 1 answer
Posted 30 Jun 2012 • 2 answers
Posted 29 Dec 2015 • 1 answer
Posted 21 Jun 2017 • 0 answers