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  1. Cardiac Syncope - StatPearls - NCBI Bookshelf

    Apr 10, 2023 · Cardiac syncope occurs when the source of one's loss of consciousness stems from a problem in the heart that prevents it from supplying enough nutrients and oxygen to the …

  2. Syncope (Fainting): Types, Symptoms & Causes - Cleveland Clinic

    Jun 4, 2025 · Cardiac syncope is a lack of blood flow to your brain because of an issue with your heart or blood vessels. These conditions can include: abnormal heart rhythm (arrhythmia), …

  3. Syncope (Fainting) - American Heart Association

    Oct 21, 2024 · Cardiac (cardiovascular) syncope is caused by various heart conditions, such as bradycardia, tachycardia or certain types of low blood pressure. It can indicate an increased …

  4. Cardiac-related Syncope (Fainting) - Brigham and Women's Hospital

    Learn about the act of syncope or fainting that may have heart-related causes such as arrhythmias or structural heart damage at Brigham and Women's Hospital.

  5. Syncope - Cardiovascular Disorders - Merck Manual Professional Edition

    Syncope that begins and ends suddenly and spontaneously is typical of cardiac causes, most commonly an arrhythmia. Syncope while lying down also suggests an arrhythmia because …

  6. Syncope - EMCrit Project

    Jan 13, 2025 · Features of cardiac syncope in a patient with underlying cardiac disease or a concerning ECG (especially in the context of prior myocardial infarction). EP testing is …

  7. Signs, Causes and Treatment of Syncope (Fainting

    Syncope is a common complaint in the emergency department. Although most potential causes are benign and self-limited, others are associated with significant morbidity and mortality. …

  8. Syncope in adults: Clinical manifestations and initial ... - UpToDate

    Syncope is a clinical syndrome in which transient loss of consciousness (TLOC) is caused by a period of inadequate cerebral blood flow and oxygenation, most often the result of an abrupt …

  9. Syncope (Fainting) - Johns Hopkins Medicine

    There are many types of cardiac arrhythmias that may cause syncope. These include bradyarrhythmias (the heart beats too slowly) and tachyarrhythmias (the heart beats too fast).

  10. 5 things to know about fainting: The heart’s role and when it may ...

    Feb 18, 2025 · The syncope that most concerns healthcare professionals is cardiac syncope, blacking out due to an underlying heart disease such as a heart rhythm abnormality, or …