Search results
Results from the WOW.Com Content Network
Researchers have produced a 3D-printed cell patch that can heal scarred heart tissue. The team used laser-based bioprinting to fit stem cells (based on adult human heart cells) to a matrix ...
Brown atrophy of the heart is atrophy of the heart muscle (or myocardium) commonly found in the elderly. [ 1 ] [ 2 ] It is described as brown because fibers become pigmented by intracellular deposits (mostly around the cell nucleus ) of lipofuscin , [ 1 ] a type of lipochrome granule .
Impulses are recorded as waves and displayed on a monitor or printed on paper. This test helps diagnose heart rhythm problems and assess the damage to a person's heart from a heart attack. Echocardiogram: This test uses sound waves to produce a video image of the heart. With this test, the four chambers of the heart can be evaluated.
Myocardial infarction; Other names: Acute myocardial infarction (AMI), heart attack: A myocardial infarction occurs when an atherosclerotic plaque slowly builds up in the inner lining of a coronary artery and then suddenly ruptures, causing catastrophic thrombus formation, totally occluding the artery and preventing blood flow downstream to the heart muscle.
The commonly used method to diagnose LVH is echocardiography, with which the thickness of the muscle of the heart can be measured. The electrocardiogram (ECG) often shows signs of increased voltage from the heart in individuals with LVH, so this is often used as a screening test to determine who should undergo further testing.
Acute cardiac unloading decreases the workload of and the oxygen demand of the heart. This can be visualized as an overall decrease in the PVA of the PV loop. [3] [2] Mechanical unloading of the heart by a percutaneous ventricular support device such as the Impella device can achieve this in two ways. First, the device is a continuous flow device.
Calling before a heart attack becomes cardiac arrest requires knowing the signs and symptoms. If you have any of these signs, call 911 right away: Uncomfortable pressure, squeezing, fullness or ...
Ventricular hypertrophy can result from a variety of conditions, both adaptive and maladaptive. For example, it occurs in what is regarded as a physiologic, adaptive process in pregnancy in response to increased blood volume; but can also occur as a consequence of ventricular remodeling following a heart attack.