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The "swinging" heart. A pericardial effusion is an abnormal accumulation of fluid in the pericardial cavity. The pericardium is a two-part membrane surrounding the heart: the outer fibrous connective membrane and an inner two-layered serous membrane. The two layers of the serous membrane enclose the pericardial cavity (the potential space ...
Cardiac asthma is the medical condition of intermittent wheezing, coughing, and shortness of breath that is associated with underlying congestive heart failure (CHF). [1] Symptoms of cardiac asthma are related to the heart's inability to effectively and efficiently pump blood in a CHF patient. [2] This can lead to accumulation of fluid in and ...
Pericarditis is inflammation of the pericardium, the fibrous sac surrounding the heart. [ 8 ] Symptoms typically include sudden onset of sharp chest pain, which may also be felt in the shoulders, neck, or back. [ 1 ] The pain is typically less severe when sitting up and more severe when lying down or breathing deeply. [ 1 ]
Especially when accompanied by shortness of breath, these symptoms can indicate cardiac amyloidosis, Zoghbi says. “It’s a problem of protein misfolding,” he explains. “The protein, which ...
Cardiac arrest, also known as sudden cardiac arrest, is when the heart suddenly and unexpectedly stops beating. [11][1] As a result, blood cannot properly circulate around the body and there is diminished blood flow to the brain and other organs. When the brain does not receive enough blood, this can cause a person to lose consciousness.
Cardiac tamponade, also known as pericardial tamponade (/ ˌtæm.pəˈneɪd / [ 4 ]), is a compression of the heart due to pericardial effusion (the build-up of pericardial fluid in the sac around the heart). [ 2 ] Onset may be rapid or gradual. [ 2 ] Symptoms typically include those of obstructive shock including shortness of breath, weakness ...
A heart attack occurs when blood flow to the heart becomes blocked. The most common cause is atherosclerosis, but other conditions like a blood clot, spasm, or tear in your coronary arteries can ...
Abnormal heart rhythms, or arrhythmia (also called irregular heartbeats), occur when the heart beats too fast, too slow, or irregularly, disrupting its normal function. They can be asymptomatic or ...