surgeons are sometimes embarrassed to discover a second unanticipated cancer while focusing attention on an already evident cancer in the head and neck area , the bronchus , or the esophagus . we began in october , 1976 , to do direct laryngoscopy , esophagoscopy , and bronchoscopy on each of the 134 cases admitted to our unit with suspected head and neck cancer .
C0006255
bronchus
C0006290
bronchoscopy