Stylet Use Does Not Improve Diagnostic Outcomes in Endobronchial Ultrasonographic Transbronchial Needle Aspiration

Background Endobronchial ultrasonographically guided transbronchial needle aspiration (EBUS-TBNA) of thoracic structures is a commonly performed tissue sampling technique. The use of an inner-stylet in the EBUS needle has never been rigorously evaluated and may be unnecessary. Methods In a prospective randomized single-blind controlled clinical trial, patients with a clinical indication for EBUS-TBNA underwent lymph node sampling using both...