THE pulmonary circulation is of paramount importance in failure of the heart. The presence of dyspnea, orthopnea and hemoptysis and a diminution in vital capacity imply a profound change in the blood ...

A new American Heart Association scientific statement suggests surgery be considered for more people with high-risk pulmonary embolism (PE). The statement, published today in the American Heart ...

This Journal feature begins with a case vignette highlighting a common clinical problem. Evidence supporting various strategies is then presented, followed by a review of formal guidelines, when they ...

The Circulatory System is the system of organs in the human beings and other animals which is responsible for transport of materials inside the body. It consists of heart, arteries, veins, capillaries ...

The metabolic activity of any tissue is limited by its blood supply; the more active any organ, the more blood it needs and the more extensive its vascularization. The changes in metabolic activity ...

Advanced imaging, like 4D-flow CMR, aids in understanding PA remodeling in different PH subtypes, offering non-invasive differentiation. PAH patients exhibit distinct PA flow characteristics, ...

—Bradley Allen Maron, MD, of Brigham and Women’s Hospital and Harvard Medical School, discusses what we know—and especially what we don’t--about the epidemiology, pathophysiology, diagnosis, prognosis ...

The World Health Organization symposium offers a new treatment-oriented classification of pulmonary hypertension based on an improved understanding of its pathophysiology. Regardless of the etiology, ...

Pulmonary hypertension (PH) with left-sided heart disease is defined, according to the latest Venice classification, as a Group 2 PH, which includes left-sided ventricular or atrial disease, and ...