This book discusses the cardiopulmonary disease of pulmonary embolism in detail. Pulmonary embolism is a grave and possibly fatal cardiopulmonary disorder, occurring because of partial or complete obstruction of the pulmonary arterial bed. Lately, critical advancements have been made in the detection and remedy of this ailment. This text evaluates this cardiopulmonary disease in the context of current advancements. Risk factors resulting in pulmonary embolus along with a compendium of methodical ways for management of risk stratification have been presented. For the purpose of developing novel strategies for achievement of a greater span of active life and maintaining the continuum of ability to execute critical functions as the goal of new interventional gerontology, the agents causing pulmonary embolus in elderly people have also been evaluated, and the ways for its prevention and cure have been described. The risk of incidence of deep vein thrombosis and pulmonary embolism, obesity due to immobility - dubbed as the disease of this era, irregular and excessive eating, treatment and management have been elucidated. Non-thrombotic emboli have also been elucidated in this extensive book. An effort has been made to update knowledge and constitute an understanding regarding this disorder for bringing a positive change in the treatment and prognosis of the illness till a significant extent. Along with pathophysiological description of the disease, the primary objective of rapid and precise diagnosis has been emphasized, and diagnostic strategies have been elucidated in this text. A statistical study of the vena cava filters - a novel method for prevention of pulmonary emboli recurrences, has also been presented.