“…Similarly, in our study, spirometric parameters were significantly increased after surgery in each group but the percentage improvement was not significantly different between tuberculosis and non-tuberculosis groups. Gorur and colleagues 19 studied 63 patients who underwent decortication for chronic empyema, 36 had tuberculosis and 27 had other diseases. FEV 1 and FVC were significantly increased after surgery; however, despite the fact that almost all of these patients were young soldiers, improvements (4.2% for FEV 1 and 5.4% for FVC) were lower than those obtained in our study.…”