The pericardium is also able to transmit intra-thoracic changes in pressure that occur with changes in respiration, as the pressure in this structure is 2–5 mm Hg lower than the normal pressure ...

If the fluid builds up more slowly, the pericardium has time to stretch, so tamponade may develop more slowly and involve a larger amount of liquid. Pericardial Effusion Causes.

Pericarditis is swelling of the pericardium, the sack-like membrane that contains the heart. Pericarditis can cause sharp pain in the chest. In most cases, pericarditis will pass without treatment ...

The function of the pericardium is to hold a person’s heart in place and to avoid friction as the organ beats. This article explores acute pericarditis in more detail, including its causes ...

Pneumopericardium is when you have gas or air in the sac around your heart. Learn about the causes, symptoms, and treatment options for this condition today.

Pericarditis is the inflammation of the pericardium, a thin, two-layered sac that surrounds your heart. It's usually acute, or short-term, and treatable. Learn more.

Myopericarditis can cause inflammation of the pericardium and the myocardium. Learn about causes, treatment, outlook, and more.

When pericardial fluid accumulates slowly, the pericardium can expand to accommodate as much as 2 liters of fluid. However, when acute, only a small volume can increase intrapericardial pressures ...

Although the pericardium stretches normally over time, at any instant it is inextensible, making the heart compete with the increased pericardial contents for the fixed intrapericardial volume. 6 ...

From the Cardiac Clinic and Laboratory of the Massachusetts General Hospital. Read before the American Climatological and Clinical Association, May 7, 1932. Sprague — Visiting Physician and ...