Causes of Cardiac Arrest - American Heart Association
Nov 10, 2023 · Causes of 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 …
Sudden cardiac arrest - Symptoms and causes - Mayo Clinic
Dec 7, 2024 · The most common cause of sudden cardiac arrest is an irregular heart rhythm called ventricular fibrillation. Rapid, erratic heart signals cause the lower heart chambers to quiver uselessly …
Cardiac Arrest - Causes and Risk Factors | NHLBI, NIH
May 19, 2022 · Dangerous arrhythmias starting in the ventricles of the heart cause cardiac arrest. Risk factors include coronary heart disease and genetic heart problems. Alcohol misuse, caffeine, and …
Cardiac arrest - Wikipedia
Cardiac arrest (also known as sudden cardiac arrest [SCA] [11]) is a condition in which the heart suddenly and unexpectedly stops beating. [12][1] When the heart stops, blood cannot circulate …
About Cardiac Arrest | Heart Disease | CDC
May 15, 2024 · Cardiac arrest occurs when the heart suddenly and unexpectedly stops beating. Blood stops flowing to the rest of the body. People who survive cardiac arrest can have: Brain injury. Injury …
Cardiac arrest - Penn Medicine
May 27, 2024 · Cardiac arrest occurs when the heart suddenly stops beating. When this happens, blood flow to the brain and the rest of the body also stops. Cardiac arrest is a medical emergency. If it is …
8 Reversible Causes of Cardiac Arrest – 4 Hs And Ts
Dec 23, 2025 · Cardiac arrest is a sudden and life-threatening medical emergency that requires immediate intervention to prevent death or permanent organ damage. While it is often triggered by …
Sudden Cardiac Arrest Causes and Risks - Verywell Health
May 3, 2025 · A heart attack can lead to cardiac arrest, but disruption of electrical impulses in the heart is usually the cause of cardiac arrest. 4 Cardiac arrest can be caused by almost any type of heart …
Cardiac arrest | Description, Causes, Symptoms, & Treatment
Dec 15, 2025 · Cardiac arrest occurs as a result of an electrical anomaly in the heart. It typically is associated with coronary artery disease or with an underlying arrhythmia, or irregularity in heartbeat. …
Sudden cardiac arrest and the Hs and Ts: reversible causes
2 days ago · Sudden cardiac arrest and sudden cardiac death can happen in every healthcare setting. Sudden cardiac arrest is a major healthcare problem in the United States that accounts for up to …