“…In cases of fistulous empyema that develop as a result of destroyed lung, pleuropneumonectomy is indicated due to the risk of pneumonia in the contralateral lung after surgical intervention (10,11). However, because there is a high risk of complications, this procedure is not universally recommended (12) and its indication should be carefully considered (11,13 is one of the surgical indications (16). However, prediction of postoperative lung function is just one of the indicators; therefore, it is important to determine surgical indications after comprehensive evaluation of patients' general conditions, including their performance status (PS).…”