“…13,15 Recent investigators reported a morbidity rate of 25% and a mortality rate of 5% after surgery, although the classification of postoperative complications varied (Table 4). 12,13,[16][17][18][19][20][21] The complications were massive pleural bleeding, bronchopleural fistula, empyema, and prolonged air leakage. Hypervascularization of the bronchial or intercostal arteries caused by chronic infection and dead space problems from the underlying lung disease may be related to these complications.…”