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  2. Left bundle branch block - Wikipedia

    en.wikipedia.org/wiki/Left_bundle_branch_block

    Left bundle branch block (LBBB) is a conduction abnormality in the heart that can be seen on an electrocardiogram (ECG). [1] In this condition, activation of the left ventricle of the heart is delayed, which causes the left ventricle to contract later than the right ventricle .

  3. Electrocardiography - Wikipedia

    en.wikipedia.org/wiki/Electrocardiography

    Electrocardiography is the process of producing an electrocardiogram (ECG or EKG [a]), a recording of the heart's electrical activity through repeated cardiac cycles. [4] It is an electrogram of the heart which is a graph of voltage versus time of the electrical activity of the heart [ 5 ] using electrodes placed on the skin.

  4. Atherosclerosis: What Men Need to Know About Plaque Buildup ...

    www.aol.com/atherosclerosis-men-know-plaque...

    Atherosclerosis symptoms can depend on which arteries are blocked and the severity of your blockage. ... in your ankle and arm to help detect peripheral artery disease. Electrocardiogram (ECG) to ...

  5. Acute coronary syndrome - Wikipedia

    en.wikipedia.org/wiki/Acute_coronary_syndrome

    STEMI is characterized by complete blockage of a coronary artery resulting in necrosis of part of the heart muscle indicated by ST elevation on ECG, NSTEMI is characterized by a partially blocked coronary artery resulting in necrosis of part of the heart muscle that may be indicated by ECG changes, and unstable angina is characterised by ...

  6. 8 Common Cardiovascular Diseases for Men & How to Prevent Them

    www.aol.com/8-common-cardiovascular-diseases-men...

    Coronary artery disease develops when the arteries that supply your heart become clogged with a fatty substance called plaque. The build-up of plaque is also called atherosclerosis.

  7. Bundle branch block - Wikipedia

    en.wikipedia.org/wiki/Bundle_branch_block

    The ECG will show a terminal R wave in lead V1 and a slurred S wave in lead I. Left bundle branch block widens the entire QRS, and in most cases shifts the heart's electrical axis to the left. The ECG will show a QS or rS complex in lead V1 and a monophasic R wave in lead I.

  8. 9 Weird Symptoms Cardiologists Say You Should Never Ignore

    www.aol.com/lifestyle/9-weird-symptoms...

    A condition called peripheral artery disease (PAD), for example, occurs when the arteries that carry blood from the heart to the legs get clogged; it’s associated with an increased risk of heart ...

  9. Management of acute coronary syndrome - Wikipedia

    en.wikipedia.org/wiki/Management_of_acute...

    Information card published by the National Heart, Lung, and Blood Institute urging people with symptoms of angina to call the emergency medical services.. Because of the relationship between the duration of myocardial ischemia and the extent of damage to heart muscle, public health services encourage people experiencing possible acute coronary syndrome symptoms or those around them to ...

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