Fig. 1From: Improved hemodynamics and cardiopulmonary function in patients with inoperable chronic thromboembolic pulmonary hypertension after balloon pulmonary angioplastySelective pulmonary angiography in right lower lobe before and immediately after BPA. a Total occlusion in RA8 before BPA. b Improved blood flow in RA8 immediately after BPA. c Total occlusion in RA10 before BPA. d Improved blood flow in RA10 immediately after BPABack to article page