Learn about the anatomy of the heart and how its chambers, valves, and vessels work together to maintain effective blood circulation throughout the body to sustain life.

The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...

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 blo ...

How Does Blood Travel Through the Heart? As the heart beats, it pumps blood through a system of blood vessels, called the circulatory system. The vessels are elastic, muscular tubes that carry ...

2. Group 2: Pulmonary hypertension due to left heart disease Elevated pressures in the pulmonary circulation are due to left-sided heart diseases such as heart failure or valvular diseases.

The odds of survival after a lung transplant in people with group 2 or group 3 pulmonary hypertension (PH) are similar, a study finds.

A new combination of inputs for the estimation of left ventricular filling pressure has shown to outperform those from ...

There is increased risk for pulmonary hypertension in patients with both atrial fibrillation and incident venous thromboembolism.

Double circulation The human circulatory system is a double circulatory system. It has two separate circuits and blood passes through the heart twice: the pulmonary circuit is between the heart ...

The term ‘pulmonary’ refers to the lungs and ‘atresia’ means missing, so pulmonary atresia is a congenital heart defect in which the pulmonary valve of the infant is missing. The pulmonary ...

Lupus affects different people in different ways. Many people with lupus have problems with the heart, lungs, and blood. How does lupus affect the heart, lungs, and blood? Your heart, blood vessels, ...

Management of patients with heart failure guided by a pulmonary artery sensor exceeded performance goals and was linked to improved quality of life and functional capacity compared with historical ...