| clinical manifestation of mediastinal fibrosis and histoplasmosis. | we treated 20 patients thought to have mediastinal fibrosis secondary to histoplasma capsulatum. all but 1 were symptomatic. the most common symptoms were dyspnea (8), hemoptysis (6), postobstructive pneumonia (5), and superior vena caval obstruction (2). nine patients had severe stenosis of the trachea, carina, or main bronchus. special stains identified histoplasma capsulatum in surgical specimens in 9 patients. surgical procedures were done for 18 of 20 patients (resection of subcarinal mass, ... | 1992 | 1449286 |