[Diagnosis of primary tumors of the trachea].

The paper presents 10-year results of endoscopic examinations which have been performed of late in the Endoscopy Department of the All-Union Cancer Research Center. Altogether 36 patients with primary tracheal tumors (PTTs) were evaluated. The study of PTTs endoscopic pattern suggested the conclusion on feasibility of visual differential diagnosis of various tumors and assessment of the tumor spread along the bronchial tree.