bronchoscopy /brongkos″kəpē/ , the visual examination of the tracheobronchial tree, using the standard rigid, tubular metal bronchoscope or the narrower, flexible fiberoptic bronchoscope. The procedure also may be used for suctioning, for obtaining a biopsy specimen and fluid or sputum for examination, for removing foreign bodies, and for diagnosing such conditions as localized atelectasis, bronchial obstruction, lung abscess, and tracheal extubation. See also bronchial washing, bronchoscope.