“…In small endobronchial tumors EBBT is used as definitive curative treatment 3 .EBBT is also used for non-oncologic pathologies 4,5 . The majority of non-small cell lung cancer (NSCLC)found at loco-regionally advanced stage and frequently associated with bronchial obstruction Various endoscopic techniques available today are including cryotherapy, stent, laser, photodynamic, and EBBT 6,7 . Among these EBBT in the only one that provides biologically tumoricidal effect keeping the normal tissue structure as is.…”