title: Flexible transbronchial needle aspiration. Technical considerations.
abstract: Flexible transbronchial needle aspiration provides a bronchoscopic method for the diagnosis and staging of mediastinal neoplasms. Increasing experience has confirmed the usefulness of this procedure and has identified several technical factors that influence its yield and safety.
mesh_terms: D001707:Biopsy, Needle / Q000379:methods*; D001999:Bronchoscopy; D005336:Fiber Optic Technology; D006801:Humans; D008479:Mediastinal Neoplasms / Q000175:diagnosis / Q000473:pathology; D009367:Neoplasm Staging