<unk>  <unk>  is a common and very contagious infectious disease caused by Mycobacterium<unk>  bacteria (MTB). MTB can affect every system of the human body, but most commonly affects the respiratory system since this organism grow vigorously in high oxygen environments. It is calculated that more than a third of the world's population has been exposed to MTB, being the vast majority of them asymptomatic and maintaining as latent. Symptoms of respiratory active<unk>  includes hemoptysis, shortness of breath, fever, chills, night sweats, and weight loss. Usually latent<unk>  is treated with a regimen of 6-9 months of rifampin or isoniazid, while active<unk>  is managed with a phase of four antituberculous agents (rifampin, isoniazid, ethambutol, pyrazinamide) for 2 months to later be continued only by isoniazid and rifampin 4 more months.
Tuberculosis
Miliary tuberculosis
Aspergilloma
Aspergillosis
Sarcoidosis
Histoplasmosis
Invasive aspergillosis
Asbestosis