Mediastinoscopy
Mediastinoscopy–a surgery that lets doctors to view the middle of the chest cavity and to carry out minor surgery through very small incisions. It permits surgeons or pulmonary doctors in removing lymph nodes that are found between the lungs. This will also test them for cancer or infection. The test is also useful for the examination of the outside surface of the large tubes of the airways (like the trachea) or for evaluating masses or tumors the middle of the chest.