Fig. 2From: Emergent salvage surgery for massive hemoptysis after proton beam therapy for lung cancer: a case reportPreoperative and perioperative imaging. a Left pulmonary artery angiography reveals a pulmonary artery aneurysmal change (yellow arrowhead). b Intraoperative view of the bleeding from the pulmonary artery through the BPAF (white arrowhead). BPAF broncho-pulmonary artery fistula, PA pulmonary arteryBack to article page