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1. www.mayoclinic.org › symptoms-causes › syc-20350634Sudden cardiac arrest - Symptoms and causes - Mayo Clinic

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   Jan 19, 2023 · Sudden cardiac arrest (SCA) is the sudden loss of all heart activity due to an irregular heart rhythm. Breathing stops. The person becomes unconscious. Without immediate treatment, sudden cardiac arrest can lead to death. Emergency treatment for sudden cardiac arrest includes cardiopulmonary resuscitation (CPR) and shocks to the heart with a ...

2. my.clevelandclinic.org › health › diseasesSudden Cardiac Arrest: Causes & Symptoms - Cleveland Clinic

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   Dec 27, 2023 · What causes cardiac arrest? Before cardiac arrest, abnormal, rapid impulses abruptly override the normal electrical impulses that start your heartbeat. Abnormal heart rhythms (arrhythmias) cause most sudden cardiac arrests. The most common life-threatening arrhythmia is ventricular fibrillation (also called v-fib). This is an erratic ...

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     What is a cardiac arrest?

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     Symptoms of Sudden Cardiac Arrest | Cedars-Sinai

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     Sudden Cardiac Arrest, Causes, Signs and Symptoms, Diagnosis and Diagnosis.

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4. www.heart.org › causes-of-cardiac-arrestCauses of Cardiac Arrest - American Heart Association

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   Nov 10, 2023 · Cardiac arrest may be caused by almost any known heart condition. Most cardiac arrests occur when a diseased heart’s electrical system malfunctions. This malfunction causes an abnormal heart rhythm such as ventricular tachycardia or ventricular fibrillation. Some cardiac arrests are also caused by extreme slowing of the heart’s rate ...

5. www.nhlbi.nih.gov › health › cardiac-arrestCardiac Arrest - Causes and Risk Factors | NHLBI, NIH

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   May 19, 2022 · In younger people, the main risk factors are genetic arrhythmias, problems with the structure of the heart or coronary arteries, heart inflammation, and substance use. In older adults, the main risk factors are coronary heart disease and other heart conditions. Sex. Most cardiac arrests occur in men. Women’s risk increases after menopause .

6. www.cdc.gov › heart-disease › aboutAbout Cardiac Arrest | Heart Disease | CDC

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   May 15, 2024 · Causes. Cardiac arrest has several causes, including: Cardiomyopathy, which happens when the heart muscle becomes enlarged or stiff, leading to abnormal contractions. Coronary artery disease, which restricts the flow of blood to the heart. Valvular heart disease occurs when a valve in the heart is damaged or diseased.

7. www.healthline.com › health › cardiac-arrestCardiac Arrest: Risk Factors, Symptoms, and Treatment

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   Jul 13, 2023 · Cardiac arrest is a heart condition in which your heart stops beating. It can be fatal, but seeking treatments right away can increase your chances of survival. ... A number of factors can cause ...

8. People also ask

   What causes a cardiac arrest?

   • Cardiac arrest may be caused by almost any known heart condition. Most cardiac arrests occur when a diseased heart’s electrical system malfunctions. This malfunction causes an abnormal heart rhythm such as ventricular tachycardia or ventricular fibrillation. Some cardiac arrests are also caused by extreme slowing of the heart’s rate (bradycardia).

   Causes of Cardiac Arrest - American Heart Association

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   What is a cardiac arrest?

   • Cardiac arrest is a serious heart condition. The word arrest means to stop or bring to a halt. In cardiac arrest, the heart ceases to beat. It’s also known as sudden cardiac death. Your heartbeat is controlled by electrical impulses. When these impulses change pattern, the heartbeat becomes irregular. This is also known as an arrhythmia.

   Cardiac Arrest: Risk Factors, Symptoms, and Treatment - Healthline

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   What injuries can cause cardiac arrest?

   • A hard blow to the chest: Getting struck on the left side of your chest directly over the heart can lead to cardiac arrest. Most often these injuries are from a baseball, hockey puck, softball, or lacrosse ball. Chest injuries may also occur in soccer and football. Children (mainly boys) are at highest risk for this type of injury.

   Cardiac Arrest - Causes and Risk Factors | NHLBI, NIH

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   What are the risk factors for cardiac arrest?

   • Your risk of cardiac arrest increases with age. It's rare in people younger than 30. In younger people, the main risk factors are genetic arrhythmias, problems with the structure of the heart or coronary arteries, heart inflammation, and substance use. In older adults, the main risk factors are coronary heart disease and other heart conditions.

   Cardiac Arrest - Causes and Risk Factors | NHLBI, NIH

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   What causes cardiac arrest if a person stops breathing?

   • Respiratory arrest: If a person stops breathing, cardiac arrest will follow unless they get immediate treatment. Choking, drowning, trauma, drug overdose, and poisoning can cause respiratory arrest. Some medical conditions, such as pneumonia and seizure disorders, may also lead to respiratory arrest.

   Cardiac Arrest - Causes and Risk Factors | NHLBI, NIH

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9. www.ncbi.nlm.nih.gov › books › NBK534866Cardiac Arrest - StatPearls - NCBI Bookshelf

   www.ncbi.nlm.nih.gov › books › NBK534866

   Apr 7, 2023 · Cardiac arrest is usually due to underlying structural cardiac disease. Seventy percent of cardiac arrest cases are thought to be due to ischemic coronary disease, the leading cause of cardiac arrest. Other structural causes include congestive heart failure, left ventricular hypertrophy, congenital coronary artery abnormalities, arrhythmogenic ...