The present study with the topic: tuberculosis in 25-year-old patients is very important, because it is a very dangerous and contagious disease that is causing a large number of deaths worldwide. In Ecuador there is a large percentage of people with tuberculosis, especially in patients between the ages of 25 and 34 years. Through the study of this case you can know the symptoms, treatment, care and dangers of tuberculosis, as well as some factors on how to avoid getting this deadly disease. This study provides very relevant information on tuberculosis in 25-year-old patients. It was justified why the topic of tuberculosis was chosen and the importance of knowing about this disease. To carry out this work, a general objective and three specific ones were set. Likewise, the respective conclusions were drawn.The present study with the topic: tuberculosis in 25-year-old patients is very important, because it is a very dangerous and contagious disease that is causing a large number of deaths worldwide. In Ecuador there is a large percentage of people with tuberculosis, especially in patients between the ages of 25 and 34 years. Through the study of this case you can know the symptoms, treatment, care and dangers of tuberculosis, as well as some factors on how to avoid getting this deadly disease. This study provides very relevant information on tuberculosis in 25-year-old patients. It was justified why the topic of tuberculosis was chosen and the importance of knowing about this disease. To carry out this work, a general objective and three specific ones were set. Likewise, the respective conclusions were drawn.El presente estudio con el tema: tuberculosis en pacientes de 25 años de edad es de carácter muy importante, porque trata de una enfermedad muy peligrosa y contagiosa que está dejando gran cantidad de muertes a nivel mundial. En el Ecuador se existe un gran porcentaje de personas con tuberculosis especialmente en pacientes entre la edad de 25 a 34 años. Por medio del estudio de este caso puede conocer los síntomas, tratamiento, cuidados y peligros que tiene la tuberculosis, además algunos factores de cómo evitar contagiarse de esta mortal enfermedad. Este estudio aporta con una información muy relevante sobre la tuberculosis en pacientes de 25 años de edad. Se justificó el por qué se escogió el tema de la tuberculosis y la importancia que tiene conocer sobre esta enfermedad. Para la realización de este trabajo se fijó un objetivo general y tres específicos. Asimismo, se sacaron las respectivas conclusiones.