Premature ventricular contractions (PVC’s), the lower chambers of the heart contract without receiving the appropriate signal from the upper chambers of the heart. This causes the ventricles to contract prematurely, which..
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Valvular heart disease is any condition that disrupts the proper function of the valve. There are four valves in the heart which help keep blood flowing in a forward direction as..
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Anatomy of The Heart @Thrombo75: Clinical pharmacist specialized in line cardiology with an Egyptian pharmaceutical company, Doctor of Pharmacy (PharmD.) Cairo university.
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Coronary angiogram is a test that uses x-ray imaging and contrast dye to view the coronary arteries, the blood vessels that deliver blood to the muscle of the heart. During..
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The normal heart has strong muscular walls that pump blood out of the heart. Heart failure most often results from a weakening of the heart muscle. When the heart cannot..
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Implantable Cardioverter Defibrillator, or ICD , is a battery-powered device that keeps track of your heartbeat and can deliver an electrical shock that will allow ventricular muscle fibrillation to return..
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The impulse starts at the sinoatrial node (SA node) the hearts natural pacemaker.⠀ ⠀ The impulse travels through the internodal pathways to the atrioventricular node (AV node). ⠀ From the..
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Atrial fibrillation (AF), a type of irregular heartbeat. Having AF means that blood clots are more likely to form in your heart, increasing your risk of stroke. Atrial Fibrillation is..
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RVOT Ventricular Tachycardia, During Right Ventricular Outflow Tract (R.V.O.T.) Ventricular Tachycardia, abnormal signals originate in the right ventricle near the pulmonary valve, also known as the right ventricular outflow tract...
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Bradycardia is a type of heart arrhythmia. In bradycardia, the heartbeat is slow, less than sixty beats per minute. It may be caused by a problem with the pacemaker of..
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Atrioventricular Nodal Reentry Tachycardia, or AVNRT , is a type of heart arrhythmia, or irregular heartbeat. The most common type of SVT is AVNRT. In AVNRT, electrical signals reenter the..
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Ventricular Tachycardia is a heart arrhythmia, or irregular heartbeat. In ventricular tachycardia, abnormal electrical pulses in the lower chambers, or ventricles, disrupt the normal firing of the SA node, causing..
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The heartbeat is controlled by the electrical system of the heart. This system is made of several parts that tell the muscle of the heart when to contract. The SA..
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Sudden cardiac arrest (SCA) is an event caused by a problem with the heart’s “electrical” system. SCA occurs when the heart suddenly stops beating. The heart’s electrical system sends signals to..
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Supraventricular Tachycardias include a group of heart arrhythmias, or irregular heartbeats that originate in the atria. In each of these conditions, electrical signals begin in the atria, sending abnormal signals..
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