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Tuberculosis (TB) is an infection caused by bacteria. It usually affects the lungs. Symptoms may include fever, extreme fatigue, weight
loss, night sweats, and a cough that brings up thick, bloody mucus.
TB can be deadly if it isn't treated.
Current as of:
November 14, 2014
E. Gregory Thompson, MD - Internal Medicine & R. Steven Tharratt, MD, MPVM, FACP, FCCP - Pulmonology, Critical Care Medicine, Medical Toxicology
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