Ratio of Pulmonary Vascular Resistance to Occluded Pulmonary Segments as an Indicator of Operability of Chronic Thromboembolic Pulmonary Hypertension Lesions

Gan Hui-Li^*, Zhang Jian-Qun and Feng L

Beijing Institute of Heart, Lung and Blood Vessel Disease, Cardiac Surgery Department, Beijing Anzhen Hospital, Capital Medical University (BAZH-CMU), Beijing, China

^*Corresponding Author: Gan Hui-Li, Beijing Institute of Heart, Lung and Blood Vessel Disease, Cardiac Surgery Department, Beijing Anzhen Hospital, Capital Medical University (BAZH-CMU), Beijing, China, Tel: 010-64412431 Email: