Pulmonary embolism and chronic thromboembolic pulmonary hypertension are health devastating diseases with considerable morbidity and mortality. Pulmonary thrombectomy and pulmonary thromboendarterectomy are the procedures designed to treat pulmonary embolism and chronic thromboembolic pulmonary hypertension with very good early and long term effects. This book presents the latest research in this growing field. As a subsidiary and supporting knowledge to the pulmonary thromboendarterectomy, this book also provides knowledge relevant to the anatomy and physiology of respiratory system; pulmonary circulation and bronchial circulation; the physiology and pathophysiology of coagulation and fibrinolysis; the recent progress in thrombosis, anticoagulant and thrombolysis, deep vein thrombosis, acute pulmonary embolism and chronic thromboembolic pulmonary hypertension.