PULMONARY TUBERCULOSIS Márcio Lança, M.D., Pneumology. Medical Residency in Internal Medicine and Pneumology, Catholic University São Lucas Hospital (PUC-RS). What is it? It’s an infection caused by a microorganism called Mycobacterium tuberculosis, also known as Koch’s bacillus. The disease usually affects the lungs, but it can also occur in other organs of the body, even… Continuar lendo PULMONARY TUBERCULOSIS