... Abantİzzet Baysal, Bolu, Turkey.2Department of Pediatric Surgery, School of Medicine, University of Abant İ zzet Baysal, Bolu, Turkey.3Department of Emergency, School of Medicine, University of Abant ... pneumonectomy [11]. The focus of hemorrhagecannot be determined in most of the cases. In the study of Sirbu et al. analyzing 1960 patients who underwentthoracotomy, they detected t hat the most ... İzzet Baysal, Bolu,Turkey.4Department of Thoracic Surgery, School of Medicine, University of Karaelmas, Zonguldak, Turkey.5Department of pathology, School of Medicine, University of Abant...