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A patent foramen ovale (PFO) is a small hole between the two upper chambers of the heart, the right and the left atrium. Here's what you need to know.
Pericardial effusion is the buildup of extra fluid in the space around the heart. If too much fluid builds up, it can put pressure on the heart. This can prevent it from pumping normally.
Pericarditis is inflammation of the pericardium, the thin sac that surrounds the heart.
Pericarditis is inflammation or infection of the pericardium. In children, pericarditis is most likely to happen after surgery to repair heart defects.
Persistent pulmonary hypertension (PPHN) happens in newborn babies. It occurs when a newborn’s circulation changes back to the circulation of a fetus. When this happens, too much blood flow bypasses the baby’s lungs. This is sometimes ...
Premature ventricular contractions, or PVCs, are a type of abnormal heartbeat. Your heart has 4 chambers: 2 upper atria and 2 lower ventricles. Normally, a special group of cells begin the signal to start your heartbeat. These cells are ...