“…Traditionally, definitive treatment for a BBF involved extensive surgery through either a transthoracic or transabdominal approach, with excision of the fistulous tract, repair of the diaphragmatic defect, abscess drainage, pulmonary or hepatic resection if appropriate, and interposition of healthy tissue in between the lung and liver (3,8,(11)(12)(13). These operative procedures carried significant morbidity and mortality and often required multiple reoperations (2).…”