the world. Even more the infection emergency for human immunodeficiency virus (HIV) caused tuberculosis worsening in places that were under control. 1,2 This disease can be caused by one of seven Mycobacterium species complex: M. bovis, M. africanum, M. canetti, M. microti, M. pinnippedi, M. caprae e M. tuberculosis. The last specie is known as Koch bacillus, the most prevalent one. This agent transmission is by airway. The pulmonary or laryngeal tuberculosis is able to be expelled by coughing, speaking and wheezing, so the air droplets can be inhaled and infect host airway.