“…The utility of EBUS and EUS-B is not limited to staging or diagnosis of lung cancer. The EBUS has well documented advantages in diagnosing mediastinal lymphoma [9][10][11], sarcoidosis [12][13][14], tuberculosis [15,16], pulmonary parenchymal masses [17,18], and metastatic disease to the mediastinum [19], among others including infections [9,20]. EUS-B has the same ability to investigate the mediastinum when such conditions are suspected, since the utility of EUS is well documented in such disease states [21,22].…”