Tuberculosis (TB) is caused by bacteria (Mycobacterium tuberculosis) that most often affect the lungs.It also effects lymph nodes and brain.Tuberculosis is curable and preventable.It spreads through air.Risk factors include Diabetes,HIV and alcohol.Common symptoms are Sweating at night,chronic cough,weight loss,fever.Chest X-ray ,MRI,CT scan are used to diagnose.Treatment depends on type and area of infection.
