the leading diseases in these cases were tracheal cancer ( 8 cases ) , tracheal and/or bronchial tuberculosis ( 6 cases ) , bronchogenic carcinoma ( 5 cases ) , tracheal schwannoma ( 2 cases ) , tracheal cyst ( 1 case ) and bronchial adenoma ( 1 case ) .
C0153489
tracheal cancer
C0040578
tracheal